Displaying results 1 of 2 - 2
Date Innovation City State Country Society
1918 Holt Caterpillar Tractor Stockton CA USA ASME
1891 Holt Brothers Combine Stockton CA USA ASABE
Displaying results 1 of 2 - 2

We hope you enjoyed this essay.

Please support America's only magazine of the history of engineering and innovation, and the volunteers that sustain it with a donation to Invention & Technology.

Donate

Help us save
Stay informed - subscribe to our newsletter.
The subscriber's email address.