Books by "Percival John Parrott"
2 books found
The Velvet-stemmed Collybia
by Fred Carlton Stewart, Fred Elmer Gladwin, Frederick Zeller Hartzell, Godfrey Leonard Alvin Ruehle, Mancel Thorton Munn, Orrin Morehouse Taylor, Percival John Parrott, Robert Stanley Breed, Whitman Howard Jordan
1917
Plant Lice Injurious to Apple Orchards
by Fred Carlton Stewart, Fred Elmer Gladwin, Joseph Frederick Barker, Joseph Worcester Wellington, Mancel Thornton Munn, Percival John Parrott, Roy David Anthony, Whitman Howard Jordan
1917