Yazar
f stone
20 cilt bulundu.
Charles Anderson, J. R. Godfrey, Leslie F. Harper · Yayınevi bilinmiyor
338 sayfa · 1915
Gold mines and mining
Bliss F. Dana, Charles C. Johnson, Harold Payne Singleton, Harry L. Garver, James Leonard St. John, John Stuart Carver, R. P. Bean, Richard Thomas Smith, William Jasper Spillman, Joseph Robert Neller, L. W. Cassel · Yayınevi bilinmiyor
596 sayfa · 1924
Agricultural machinery
Axel Leonard Melander, Edward Franklin Gaines, Edwin George Schafer, George Alfred Olson, Henry F. Holtz, Sophia Eckerson, State College of Washington. Adams Branch Experiment Station, State College of Washington. Agricultural Experiment Station, William Hislop, Carroll Evan Howell, M. A. Yothers · Yayınevi bilinmiyor
C. C. Thom, Charles Alden Magoon, Fred DeForest Heald, George Alfred Olson, Gerhard H. Jensen, Joseph Stuart Caldwell, State College of Washington. Agricultural Experiment Station, B. F. Dana, D. C. George, Henry F. Holtz · Yayınevi bilinmiyor
428 sayfa · 1917
Agricultural experiment stations