tractors
when was the first tractor made
1892
when was the first barn made
1800
when was the first wrench made
1858
when was the first oil filter made
1923
when was the first corn planter made
1892
when was the first combine made
1834
when was the first pole barn made
1930
when was the first crowbar made
1400
when was the first diesel engine made
1890
when was the first grain planter made
1956