6 documents - page 1 of 1
Tri-Rotor Spray & Chemical Photography Collection
Sylvia Achter Photography Collection
Aerial application equipment / prepared by Charles E. Hardy ; prepared for U.S. Department of Agriculture, Forest Service, Equipment Development Center, Missoula, MT ; Robert B. Ekblad, project leader
Crop dusters : "props in the crops" / photography by Henry Rasmussen
Aviation in crop protection, pollution and insect control / H.R. Quantick
Low & slow : an insider's history of agricultural aviation / Mabry I. Anderson