This is a David Traum Co. Inc. Vintage Wood & Metal Pin It Skirt Hem Marker Measuring Tool Ruler - Seamstress Dress Maker. It says on the front TRAUM. On the metal it says "David Traum Co. Inc. Made in USA U S Pat 2509126". It also says Length 1" hem, 2" hem, 3" hem. The wooden part has numbers from 7 to 20. The metal stand has a sturdy 4 legs instead of the normal 3. The adjusting screw works well.
This measures approx. 15" long and there is 5" between the stand legs.
Please see photos and email with any questions or offers. E4T5