It all started in 1940 with a little idea sparked from the soul of some local Threshermen over supper. The Nelson boys fired up the old Garr-Scott engine to thresh with steam again for old …

Will My Exhibit Be Safe? Before, during, and after the show, WMSTR has a Posse from Clay County onsite 24 hours a day to handle any issue that might need police assistance, including …

In addition to the events listed below, we also have dozens of other fun things taking place across our showgrounds. Between testing the horsepower of the Oliver Super 99 on the Prony Brake, …

Gas Engines. Rollag has a number of large and small, portable and stationary gas engines to look at. On display, are engines from the mammoth SNOW engine, all the way down to member’s …

History and Information about Western MN Steam Threshers

Between our website, Facebook, Twitter, YouTube, our Community Forum, and Online Store, Rollag has tremendous online recognition. If you have any questions or would like more …

Please be sure to visit us in 2025 when we will be featuring our Horsepower exhibit and related items.

Our gates open at 6 am Friday-Monday of our show. Shuttle wagons start running at that time as well to transport you from the gates to locations around the showgrounds.

The Western Minnesota Steam Threshers Reunion of Rollag, Minnesota, is proud to announce Rollagology!

If you need to get in touch with us, please use one of the methods below. In order to get your email to its intended person the quickest, please use the most relevant address.