That's how the prairies were busted from Texas to the arctic circle making the USA and Canada the breadbasket of the world. 36 bottom plow! One of the commentaries I've read on the times said that in Manitoba they would plow in a straight line for a day and turn the apparatus around an plow back the next day. It's a vastness and time that I can't wrap my mind around.
The seventies movie Days of Heaven covers this era of steam farming in Texas. The movie was filmed in Alberta. The film is from the time that CGI was just a thought in SiFi novels.
Three bits of trivia for movie buffs that might be reading Atlas; 1. Richard Gere actually had to act in this film. 2. The movie was filmed in natural light much to the consternation of Canadian full employment movie unions. 3. The film contained the longest unedited single shot up to that time.
Mediocre box office. Who wants to see a movie about traction engines and locusts? But it holds up today and is in most "Greatest" movie lists.
Streaming on amazon Prime though Dec 31, 2020. Also available streaming on Criterion which is pricy.