Ken Lewis of Jackson, Mich., checks on his 12-horsepower Advance engine.
The air was full of smoke and steam - lots of steam - as fans of old-time steam engines converged on the Fulton County Fairgrounds.
Jessica Demlow of Clayton, Mich., polishes her 1948 Cockshutt 30 tractor.
It was a weekend of demonstrations, a big parade, and the chance to swap stories with pals at the 63rd annual National Threshers Association reunion.
Ben Harbauer, 6, steers one of the family tractors as sister Anna, 3, and dad Jim ride along.