Application of liquid fertilizer
Harvesting scene near Walla Walla, Washington
Tractor and combine harvest scene
1919 Tractor demo in Walla walla
1919 Tractor demo in Walla walla
Combine drawn by a steam tractor
Harvesting wheat at Ted Small Place
Harvesting wheat at Ted Small Place
Harry Struthers operating a tractor
CAT tractor pulling a farm equipment
CAT tractor pulling a farm equipment
1919 Tractor demo in Walla walla
Wheat harvesting
Early liquid fertilizer application equipment
Wheat harvest with combines
Liquid fertilizer equipment in field
Application of liquid fertilizer