 ... North America. The temperature of the water, in its relation to the movements of fish, has from the first received special attention. Observations are made regularly during the summer work, and at the various hatching stations. At the instance of...  Bulletin of the United States Fish Commission - 174. lappuseautors: United States Fish Commission - 1883Pilnskats - Par šo grāmatu
 | American Association for the Advancement of Science - 1881 - 916 lapas
...various hatching stations. At the instance of the Commissioner, an extensive series of observations have for several years been made under the direction...carrying thermometers to record temperatures upon the lishing grounds, a journal of the movements of the fish being kept at the same time. One practical... | |
 | 1881 - 898 lapas
...various hatching stations. At the instance of the Commissioner, an extensive series of observations have for several years been made under the direction of the chief signal ollicer of the army, at lighthouses, lightships, life-saving and signal stations, carefully chosen,... | |
 | 1883 - 550 lapas
...various hatching stations. At the instance of the Commissioner, an extensive series of observations have for several years been made under the direction...stations, carefully chosen, along the whole coast. A number of fishing schooners and steamers have kept similar records. One practical result of the study... | |
 | George Brown Goode - 1883 - 96 lapas
...various hatching stations. At the instance of the Commissioner, an extensive series of observations have for several years been made under the direction...stations, carefully chosen, along the whole coast. A number of fishing schooners and steamers have kept similar records. One practical result of the study... | |
 | United States. Bureau of Fisheries - 1883 - 1212 lapas
...various hatching stations. At the instance of the Commissioner, an extensive series of observations have for several years been made under the direction of the Chief Signal Officer of the Army, at light-bouses, light-ships, life-saving and signal stations, carefully chosen, along the whole coast.... | |
 | United States National Museum - 1884 - 666 lapas
...series of observations have for several years been made under the direction of the Cbief Signal-Officer of the Army at light-houses, light-ships, lifesaving...stations, carefully chosen, along the whole coast. A number of fishing schooners and steamers have kept similar records. One practical result of the study... | |
 | 1888 - 324 lapas
...year, viz : July 1, 1887, to March 22, 1888, from which latter date all disbursements therefrom were made under the direction of the Chief Signal Officer of the Army, in pursuance of General Orders No. 14, Adjutant General's Office, March 9, 1888: Signal Service —... | |
 | United States. War Department - 1888 - 982 lapas
...year, viz, July 1, 1887, to March 22, 1883, from which latter date all disbursements therefrom were made under the. direction of the Chief Signal Officer of the Army, in pursuance of General Orders No. 14, Adjutant-General's Office, March 9, 1888: Signal Service —... | |
 | United States. Army. Signal Corps - 1905 - 220 lapas
...out of alignment. This objection seen and at once appreciated, was overcome through the experiments made under the direction of the Chief Signal Officer of the Army, and the pattern now in use was finally evolved. The English heliograph consists of a movable mirror,... | |
 | Edmond Percy Noël - 1912 - 648 lapas
...be made at an average altitude of 1,500 feet. "The tests for 'Military Aviators' will be conducted under the direction of the Chief Signal Officer of the Army, at such times and places, and before such boards of officers as may be convenient. The names of officers... | |
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