 Instructions by in all cases in which it is possible, be made hourly, and when that cannot be done, they should be made at intervals of two, three, four, or six hours. The temperature of the water of the ocean, as well as of the air, should be taken during...  House Documents, Otherwise Publ. as Executive Documents: 13th Congress, 2d ... - Sivu 252tekijä(t) United States. Congress. House - 1872Koko teos - Tietoja tästä kirjasta
 | 1868 - 470 sivua
...atmosphere should, in all cases in which it is possible, be made hourly, and when that cannot be done they should be made at intervals of two, three, four,...vessel. The minimum temperature of the ice, while in winter quarters, should be noted from time to time, perhaps at different depths, also that of the water... | |
 | Smithsonian Institution. Board of Regents - 1873 - 486 sivua
...atmosphere should, in all cases in which it is possible, be made hourly, and when that cannot be done they should be made at intervals of two, three, four,...vessel. The minimum temperature of the ice, while in winter quarters, should be noted from time to time, perhaps at different depths; also that of the water... | |
 | Euphemia Vale Blake - 1874 - 522 sivua
...atmosphere, should, in all cases in which it is possible, be made hourly, and when that can not be done, they should be made at intervals of two, three, four,...beneath. The temperature of the black-bulb thermometer in tatuo exposed to the sun, and also that of the black-bulb free to the air, should be frequently observed... | |
 | United States. Navy Department - 1876 - 780 sivua
...Instructions by in all cases in which it is possible, be made hourly, and when that cannot enry. ^ e (j one? they should be made at intervals of two, three, four,...the black-bulb thermometer in vacuo exposed to the sun, and also that of the black-bulb free to the air, should be frequently observed while the sun is... | |
 | Hon. G. M. ROBESON - 1876 - 784 sivua
...Instructions by in all cases in which it is possible, be made hourly, and when that cannot be done, they should be made at intervals of two, three, four,...beneath. The temperature of the black-bulb thermometer in vacua exposed to the sun, and also that of the black-bulb free to the air, should be frequently observed... | |
 | Charles Henry Davis, Charles Francis Hall, North Polar Expedition (1871 : U.S. Ship Polaris), United States Naval Observatory - 1876 - 796 sivua
...Instructions by in all cases in which it is possible, be made honrly, and when that cannot >nry. ^ ^one, they should be made at intervals of two, three, four,...the ocean, as well as of the air, should be taken daring the sailing of the vessel. The minimum temperature of the ice, while in winter-quarters, should... | |
 | Smithsonian Institution. Board of Regents - 1873 - 490 sivua
...atmosphere should, iu all cases in which it is possible, be made hourly, and when that cannot be done they should be made at intervals of two, three, four,...vessel. The minimum temperature of the ice, while iu winter quarters, should be noted from time to time, perhaps at different depths ; also that of the... | |
 | Smithsonian Institution. Board of Regents - 1873 - 488 sivua
...atmosphere should, in all cases in which it is possible, be made hourly, and when that caunot be done they should be made at intervals of two, three, four,...water of the ocean, as well as of the air, should be token during the sailing of the vessel. The minimum temperature of the ice, while in winter quarters,... | |
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