27: A RARE 1897 GREEN GLASS STAMP MOISTENING DEVICE

A rare green glass desktop office antique with high rib pattern, retains the original cloth moistening ribbon, embossed lettering underside of the base: MOISTENING DEVICE CO PATENTED SEPT 21. 97 POTTSTOWN PA. Plus an advertising pocket mirror for Field-Ernst Envelopes.
Sizes range from 2.75 to 3.75 inches.
Very good condition. There are no chips, cracks, repairs. The celluloid mirror has spots of foxing.
$100 - $150