PAR. 229. Incandescent electric-light bulbs and lamps, with or without filaments, 35 per centum ad valorem.

PAR. 230. Stained or painted glass windows, and parts thereof; all mirrors, not exceeding in size one hundred and forty-four square inches, with or without frames or cases; and all glass or manufactures of glass or paste, or of which glass or paste is the component material of chief value, not specially provided for, 30 per centum ad valorem. PAR. 231. Smalts, frostings, and all ceramic and glass colors, fluxes, glazes, and enamels, all the foregoing, ground or pulverized, per centum ad valorem; in any other form, 35 per centum ad valorem; opal enamel or cylinder glass tiles, tiling, and rods, 35 per centum ad valorem.

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PAR. 232. Marble, breccia, and onyx, in block, rough or squared only, 65 cents per cubic foot; marble, breccia, and onyx, sawed or dressed, over two inches in thickness, $1 per cubic foot; slabs and paving tiles of marble, breccia, or onyx, containing not less than four superficial inches, if not more than one inch in thickness, 8 cents per superficial foot; if more than one inch and not more than one and one-half inches in thickness, 10 cents per superficial foot; if more than one and one-half inches and not more than two inches in thickness, 13 cents per superficial foot; if rubbed in whole or in part, 3 cents per superficial foot in addition; mosaic cubes of marble, breccia, or onyx, not exceeding two cubic inches in size, if loose, one-fourth of 1 cent per pound and 17 per centum ad valorem; if attached to paper or other material, 5 cents per superficial foot and 26 per centum‍ad

valorem.

PAR. 233. Marble, breccia, onyx, alabaster, and jet, wholly or partly manufactured into monuments, benches, vases, and other articles, and articles of which these substances or any of them is the component material of chief value, and all articles composed wholly or in chief value of agate, rock crystal, or other semiprecious stone, except such as are cut into shapes and forms fitting them expressly for use in the construction of jewelry, not specially provided for, 40 per centum ad valorem.

PAR. 234. Burrstones, manufactured or bound up into millstones, 13 per centum ad valorem.

PAR. 235. Freestone, granite, sandstone, limestone, lava, and all other stone suitable for use as monumental or building stone, except marble, breccia, and onyx, not specially provided for, hewn, dressed, or polished, or otherwise manufactured, 40 per centum ad valorem; unmanufactured, or not dressed, hewn, or polished, 15 cents per cubic

foot.

PAR. 236. Grindstones, finished or unfinished, $2 per ton.

PAR. 237. Slates, slate chimney pieces, mantles, slabs for tables, roofing slates, and all other manufactures of slate, not specially provided for, 17 per centum ad valorem.

PAR. 238. Watch crystals, 40 per centum ad valorem.

SCHEDULE 3.-METALS AND MANUFACTURES OF.

PAR. 301. Iron in pigs, iron kentledge, spiegeleisen, wrought and cast scrap iron, and scrap steel, including scrap tin plate, $1.25 per ton: Provided, That nothing shall be deemed scrap iron or scrap steel except secondhand or waste or refuse iron or steel fit only to be remanufactured.

PAR. 302. Manganese ore or concentrates containing in excess of 30 per centum of metallic manganese, 1 cent per pound on the metallic manganese contained therein; molybdenum ore or concentrates, 75 cents per pound on the metallic molybdenum contained therein; tungsten ore or concentrates, 45 cents per pound on the metallic tungsten contained therein; ferromanganese containing in excess of 1 per centum of carbon, 2 cents per pound on the metallic manganese contained therein; manganese metal, manganese silicon, manganese boron, and ferromanganese containing less than 1 per centum. of carbon, 23 cents per pound on the manganese contained therein and 28 per centum ad valorem; ferromolybdenum, metallic molybdenum, molybdenum powder, calcium molybdate, and all other compounds and alloys of molybdenum, $1.25 per pound on the molybdenum contained therein and 17 per centum ad valorem; ferrotungsten, metallic tungsten, tungsten powder, tungstic acid, and all other compounds of tungsten, 72 cents per pound on the tungsten contained therein and 15 per centum ad valorem; ferrochromium tungsten, chromium tungsten, chromium cobalt tungsten, tungsten nickel, and all other alloys of tungsten not specially provided for, 72 cents per pound on the tungsten contained therein and 17 per centum ad valorem; ferrosilicon, containing 8 per centum or more of silicon and less than 30 per centum, 2 cents per pound on the silicon contained therein; containing 30 per centum or more of silicon and less than 60 per centum, 23 cents per pound on the silicon contained therein; containing 60 per centum or more of silicon and less than 80 per centum, 3 cents per pound on the silicon contained therein; containing 80 per centum or more of silicon and less than 90 per centum, 4 cents per pound on the silicon contained therein; containing 90 per centum or more of silicon, and silicon metal, 8 cents per pound on the silicon contained therein; ferrochrome or ferrochromium containing 3 per centum or more of carbon, 3 cents per pound on the chromium_contained therein; ferrochrome or ferrochromium containing less than 3 per centum of carbon, and chrome or chromium metal, 30 per centum ad valorem; ferrophosphorus, ferrotitanium, ferrovanadium, ferrouranium, ferrocerium, zirconium ferrosilicon, ferroboron, titanium, zirconium, tantalum, chromium nickel, vanadium nickel, zirconium nickel, chromium vanadium, chromium silicon, zirconium silicon, calcium silicide, and all alloys used in the manufacture of steel not specially provided for, 30 per centum ad valorem.

PAR. 303. Muck bars and bar iron, square iron, rolled or hammered, comprising flats not less than one inch wide nor less than three-eighths of one inch thick, round iron not less than sevensixteenths of one inch in diameter, one-fourth of 1 cent per pound; round iron, in coils or rods, less than seven-sixteenths of one inch in diameter, and bars and shapes of rolled or hammered iron, not specially provided for, five-tenths of 1 cent per pound; iron in slabs, blooms, loops, or other forms less finished than iron in bars, and more advanced than pig iron, except castings, two-tenths of 1 cent per pound: Provided, That all iron bars, blooms, billets, slabs or loops in the manufacture of which charcoal is used as fuel shall be subject to a duty of three-tenths of 1 cent per pound.

PAR. 304. Steel ingots, cogged ingots, blooms and slabs, by whatever process made; die blocks or blanks; billets and bars and tapered or beveled bars; mill shafting; pressed, sheared, or stamped shapes,

not advanced in value or condition by any process or operation subsequent to the process of stamping; hammer molds or swaged steel; gun-barrel molds not in bars; alloys used as substitutes for steel in the manufacture of tools; all descriptions and shapes of dry sand, loam, or iron molded steel castings; sheets and plates and steel not specially provided for; all of the foregoing valued at not over 1 cent per pound, two-tenths of 1 cent per pound; valued above 1 cent and not above 14 cents per pound, three-tenths of 1 cent per pound; valued above 14 and not above 24 cents per pound, fivetenths of 1 cent per pound; valued above 21 and not above 33 cents per pound, eight-tenths of 1 cent per pound; valued above 31 and not above 5 cents per pound, 1 cent per pound; valued above 5 and not above 8 cents per pound, 14 cents per pound; valued above 8 and not above 12 cents per pound, 2 cents per pound; valued above 12 and not above 16 cents per pound, 2 cents per pound; valued above 16 and not above 20 cents per pound, 3 cents per pound; valued above 20 and not above 24 cents per pound, 4 cents per pound; valued above 24 and not above 32 cents per pound, 5 cents per pound; valued above 32 and not above 40 cents per pound, 6 cents per pound; valued above 40 cents per pound, 20 per centum ad valorem: Provided, That on steel circular saw plates there shall be levied an additional duty of one-fourth of 1 cent per pound.

PAR. 305. In addition to the rates of duty provided for in this title on steel in all forms and shapes, by whatever process made, and by whatever name designated, whether cast, hot or cold rolled, forged, stamped, or drawn, containing more than six-tenths of 1 per centum of nickel, cobalt, vanadium, chromium, tungsten, molybdenum, or any other metallic element used in alloying steel, there shall be levied and collected 15 per centum ad valorem: Provided, That manganese and silicon shall not be considered as alloying material unless present in the steel in excess of 1 per centum: Provided further, That an additional cumulative duty of $1.25 per pound on the molybdenum content in excess of 1 per centum, and 72 cents per pound on the tungsten content in excess of 1 per centum shall be levied and paid on any of the above-named articles.

PAR. 306. All metal produced from iron or its ores, which is cast and malleable, of whatever description or form, without regard to the percentage of carbon contained therein, whether produced by cementation, or converted, cast, or made from iron or its ores, by the crucible, electric, Bessemer, Clapp-Griffith, pneumatic, Thomas-Gilchrist, basic, Siemens-Martin, or open-hearth process, or by the equivalent of either, or by a combination of two or more of the processes, or their equivalents, or by any fusion or other process which produces from iron or its ores a metal either granular or fibrous in structure, which is cast and malleable, excepting what is known as malleableiron castings, shall be classed and denominated as steel.

PAR. 307. Boiler or other plate iron or steel, except crucible plate steel and saw plate steel, not thinner than one hundred and forty one-thousandths of one inch, cut or sheared to shape or otherwise, or unsheared, and skelp iron or steel sheared or rolled in grooves, valued at 1 cent per pound or less, seven-twentieths of 1 cent per pound; valued above 1 cent per pound and not above 3 cents per pound, five-tenths of 1 cent per pound; valued at over 3 cents per pound, 20 per centum ad valorem: Provided, That all sheets or plates

of iron or steel thinner than one hundred and forty one-thousandths of one inch shall pay duty as iron or steel sheets.

PAR. 308. Sheets of iron or steel, common or black, of whatever dimensions, and skelp iron or steel, valued at 3 cents per pound or less, thinner than one hundred and forty one-thousandths and not thinner than thirty-eight one-thousandths of an inch, forty-five onehundredths of 1 cent per pound; thinner than thirty-eight onethousandths and not thinner than twenty-two one-thousandths of an inch, fifty-five one-hundredths of 1 cent per pound; thinner than twenty-two one-thousandths and not thinner than ten one-thousandths of an inch, seventy-five one-hundredths of 1 cent per pound; thinner than ten one-thousandths of an inch, eighty-five one-hundredths of a cent per pound; corrugated or crimped, seventy-five one-hundredths of 1 cent per pound; all the foregoing when valued at more than 3 cents per pound, 20 per centum ad valorem: Provided, That all sheets or plates of common or black iron or steel not thinner than one hundred and forty one-thousandths of an inch shall pay duty as plate iron or plate steel.

PAR. 309. All iron and steel sheets, plates, bars, and rods, and all hoop, band, or scroll iron or steel, excepting what are known commercially as tin plates, terneplates, and taggers tin, when galvanized or coated with zinc, spelter, or other metals, or any alloy of those metals, shall pay two-tenths of 1 cent per pound more duty than if the same was not so galvanized or coated; sheets or plates composed of iron, steel, copper, nickel, or other metal with layers of other metal or metals imposed thereon by forging, hammering, rolling, or welding, 28 per centum ad valorem; sheets and plates of iron or steel, polished, planished, or glanced, by whatever name designated, 14 cents per pound: Provided, That plates or sheets of iron or steel, by whatever name designated, other than polished, planished, or glanced, herein provided for, which have been pickled or cleaned by acid, or by any other material or process, or which are cold-rolled, smoothed only, not polished, shall pay two-tenths of 1 cent per pound more duty than the rates provided on corresponding thicknesses of common or black sheet iron or steel.

PAR. 310. Sheets or plates of iron or steel, or taggers iron or steel, coated with tin or lead, or with a mixture of which these metals, or either of them, is a component part, by the dipping or any other process, and commercially known as tinplates, terneplates, and taggers tin, 1 cents per pound.

PAR. 311. No article not specially provided for which is wholly or partly manufactured from tinplate, terneplate, or the sheet, plate, hoop, band, or scroll iron or steel, or of which such tinplate, terneplate, sheet, plate, hoop, band, or scroll iron or steel shall be the material of chief value, shall pay a lower rate of duty than that imposed on the tinplate, terneplate, or sheet, plate, hoop, band, or scroll iron or steel from which it is made, or of which it shall be the component thereof of chief value.

PAR. 312. Beams, girders, joists, angles, channels, car-truck channels, tees, columns and posts, or parts or sections of columns and posts, deck and bulb beams, and building forms, together with all other structural shapes of iron or steel, not assembled, manufactured, or advanced beyond hammering, rolling, or casting, seventwentieths of 1 cent per pound; any of the foregoing if machined,

drilled, punched, assembled, fitted, fabricated for use, or otherwise advanced beyond hammering, rolling, or casting, 25 per centum ad valorem.

PAR. 313. Hoop, band, and scroll iron or steel, not specially provided for, valued at 3 cents per pound or less, eight inches or less in width, and thinner than three-eighths and not thinner than one hundred and forty one-thousandths of one inch, twenty-five one-hundredths of 1 cent per pound; thinner than one hundred and forty onethousandths and not thinner than thirty-eight one-thousandths of one inch, thirty-five one-hundredths of 1 cent per pound; thinner than thirty-eight one-thousandths of one inch, fifty-five one-hundredths of 1 cent per pound: Provided, That barrel hoops of iron or steel, and hoop or band iron, or hoop or band steel, flared, splayed, or punched, with or without buckles or fastenings, shall pay no more duty than that imposed on the hoop or band iron or steel from which they are made, bands and strips of iron or steel, whether in long or short lengths, not specially provided for, 20 per centum ad valorem. PAR. 314. Hoop or band iron, and hoop or band steel, cut to lengths, or wholly or partly manufactured into hoops or ties, coated or not coated with paint or any other preparation, with or without buckles or fastenings, for baling cotton or any other commodity, one-fourth of 1 cent per pound.

PAR. 315. Wire rods: Rivet, screw, fence, and other iron or steel wire rods, whether round, oval, or square, or in any other shape, nail rods and flat rods up to six inches in width ready to be drawn or rolled into wire or strips, all the foregoing in coils or otherwise, valued at not over 4 cents per pound, three-tenths of 1 cent per pound; valued over 4 cents per pound, six-tenths of 1 cent per pound: Provided, That all round iron or steel rods smaller than twenty onehundredths of one inch in diameter shall be classed and dutiable as wire: Provided further, That all iron or steel wire rods which have been tempered or treated in any manner or partly manufactured shall pay an additional duty of one-fourth of 1 cent per pound: Provided further, That on all iron or steel bars and rods of whatever shape or section which are cold rolled, cold drawn, cold hammered, or polished in any way in addition to the ordinary process of hot rolling or hammering, there shall be paid one-eighth of 1 cent per pound in addition to the rates provided on bars or rods of whatever section or shape which are hot rolled; and on all strips, plates, or sheets of iron or steel of whatever shape, other than polished, planished, or glanced sheet iron or sheet steel, which are cold hammered, blued, brightened, tempered, or polished by any process to such perfected surface finish or polish better than the grade of cold rolled, smoothed only, there shall be paid two-tenths of 1 cent per pound in addition to the rates provided on plates, strips, or sheets of iron or steel of common or black finish of corresponding thickness or value.

PAR. 316. Round iron or steel wire, not smaller than ninety-five one-thousandths of one inch in diameter, three-fourths of 1 cent per pound; smaller than ninety-five one-thousandths and not smaller than sixty-five one-thousandths of one inch in diameter, 1 cents per pound; smaller than sixty-five one-thousandths of one inch in diameter, 1 cents per pound: Provided, That all of the foregoing valued above 6 cents per pound shall pay a duty of 20 per centum