 ... experts in entomology, as well as all information on camp sanitation in its possession, at the disposal of the Medical Corps. The Bureau of Soils has cooperated effectively with the War Department in investigational work relating to fixed nitrogen...  Yearbook of agriculture. 1917 - 50 페이지1918전체보기 - 도서 정보
 | 1917 - 678 페이지
...of the Medical Corps. The Bureau of Soils has cooperated with the War Department in investigations relating to fixed nitrogen and sulphuric acid. Experts...Department in road building at the 16 cantonments. The Forest Service has given assistance to the War and Navy Departments and to other national agencies... | |
 | John Michels (Journalist) - 1917 - 672 페이지
...investigations relating to fixed nitrogen and sulphuric acid. Experts of the Office of Public Roads and Rural Engineering have been detailed to assist...Department in road building at the 16 cantonments. The Forest Service has given assistance to the War and Navy Departments and to other national agencies... | |
 | 1917 - 678 페이지
...of the Medical Corps. The Bureau of Soils has cooperated with the War Department in investigations relating to fixed nitrogen and sulphuric acid. Experts of the Office of Public Roads and Rural Engineering have been detailed to assist the War Department in road building at the... | |
 | U.S. Congress - 1918 - 520 페이지
...investigational work relating to fixed nitrogen and sulphuric acid. Experts of the Office of Public Roads and Rural Engineering have been detailed to assist...proportions. The entrance of the United States into the war presented a host of new problems requiring solution. Standards and specifications had to be... | |
 | 1918 - 956 페이지
...investigational work relating to fixed nitrogen and sulphuric acid. Experts of the Office of Public Roads and Rural Engineering have been detailed to assist...proportions. The entrance of the United States into the war presented a host of new problems requiring solution. Standards and specifications had to be... | |
 | United States. Department of Agriculture - 1918 - 520 페이지
...investigational work relating to fixed nitrogen and sulphuric acid. Experts of the Office of Public Roads and Rural Engineering have been detailed to assist...proportions. The entrance of the United States into the war presented a host of new problems requiring solution. Standards and specifications had to be... | |
 | 1918 - 942 페이지
...investigational work relating to fixed nitrogen and sulphuric acid. Experts of the Office of Public Roads and Rural Engineering have been detailed to assist...disposal of the military authorities. FOREST-PRODUCTS rSVBSTIGATIOXS. The emergency work in the field of forest products has assumed large proportions. The... | |
 | United States. Department of Agriculture - 1918 - 520 페이지
...investigational work relating to fixed nitrogen and sulphuric acid. Experts of the Office of Public Roads and Rural Engineering have been detailed to assist...military authorities. FOREST-PRODUCTS INVESTIGATIONS. specifications had to be revised to meet the emergency conditions. In some cases it was necessary to... | |
 | United States. President - 1918 - 1516 페이지
...investigational work relating to fixed nitrogen and sulphuric acid. Experts of the Office of Public Koads and Rural Engineering have been detailed to assist...proportions. The entrance of the United States into the war presented a host of new problems requiring solution. Standards and specifications had to be... | |
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