1938 Monarch Sno-Motor snowmobile.
Fullsize image: https://s3-us-west-1.amazonaws.com/h...r_fullsize.jpg
https://s3-us-west-1.amazonaws.com/h...h_snomotor.jpg
Fullsize image: https://s3-us-west-1.amazonaws.com/h...1_fullsize.jpg
https://s3-us-west-1.amazonaws.com/h..._snomotor1.jpg
Previously:
https://www.homemadetools.net/forum/...938#post202743
https://www.homemadetools.net/forum/...170#post195682
https://www.homemadetools.net/forum/...084#post184290
https://www.homemadetools.net/forum/...900#post183629
https://www.homemadetools.net/forum/...699#post159493