Archive
Horses Are Being Replaced by Tractors
A news item featuring a chart showing the rise of tractor use coinciding with a decline in horses in Oklahoma from 1939
Wheat—One of State’s Big Money Crops
A news item from 1939 featuring a chart detailing the rise of wheat farming in Oklahoma
Wheat and Cotton Country Use Tractors
A news item featuring a chart detailing the use of tractors in Oklahoma agriculture