Antique playing card trimmer.
Fullsize image: https://s3-us-west-1.amazonaws.com/h...r_fullsize.jpg
https://s3-us-west-1.amazonaws.com/h...rd_trimmer.jpg
Previously:
https://www.homemadetools.net/forum/...057#post125564
https://www.homemadetools.net/forum/...436#post122343