1880s skirt lifter for female tennis players. For lifting one's hemline enough to play tennis.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...r_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...irt_lifter.jpg
Previously:
https://www.homemadetools.net/forum/...332#post142272
