https://www.youtube.com/watch?v=0o23rUimgQk
Heritage Park of North Iowa Forest City, Iowa
youtube.com
https://www.youtube.com/watch?v=yzeJZKPZxiU
Heritage Park of North Iowa Forest City, Iowa.
https://www.youtube.com/watch?v=0DXl_BxYNkA
https://www.youtube.com/watch?v=xbqaiBi6RBI
https://www.youtube.com/watch?v=8jn5qiKJtaI
Central States Threshermen's Reunion
https://www.youtube.com/watch?v=LG0y97FZE10
Northeast Indiana Steam and Gas Association LaGrange Indiana Sawmills http://www.markcorson.com
https://www.youtube.com/watch?v=pLfiEXipml0
https://www.youtube.com/watch?v=Q5UpXleETHY
https://www.youtube.com/watch?v=fUwJAiwI570
Pioneer Engineers Club of Indiana Rushville, IN http://www.markcorson.com/ https://twitter.com/markcorson http://www.pioneerengineers.com/
https://www.youtube.com/watch?v=lcxD1EV-Ojs
