Yazar
helen c marsh
20 cilt bulundu.
Arthur Coleman Monahan, Chester Deacon Jarvis, George Edwin MacLean, Helen Rich Norton, Raymond Clare Archibald, Stephen Beauregard Weeks, United States. Office of Education, Walter Sylvanus Deffenbaugh · Yayınevi bilinmiyor
1126 sayfa · 1917
Child labor
W. W. Heinemann, Charles Gardner Shaw, D. L. Bassett, Don A. Dillman, Edgar L Michalson, Helen H. Koehler, Jon Todd Rickman, Monica E. Thomas, S. Roberts · Yayınevi bilinmiyor
570 sayfa · 1972
Agriculture
Michael Parker Pearson, Jacqui Mulville, Niall M. Sharples, Helen Smith · Continuum
424 sayfa · 1999
History
Mary Elizabeth Brown, Helen Gilman Brown · Yayınevi bilinmiyor
320 sayfa · 1900
Biography & Autobiography
Alexis Anastay Julien, Charles Finney Cox, Charles Lane Poor, Edmund Otis Hovey, Homer Doliver House, Ida Helen Ogilvie, James Furman Kemp, John Bernhard Smith, New York Academy of Sciences, Ralph Winfred Tower, Raymond Carroll Osburn, Roland McMillan Harper, William King Gregory, William Otis Crosby, J. G. Ross, William Morton Wheeler · Yayınevi bilinmiyor
1448 sayfa · 1907
Botany