A.S.M.E. Standard Internal Syphon Square Shaped Gauge by Jas. P. Marsh Corp. but one could easily be

but one could easily be made of a cork or a bit of foam

The two claws are secured with screws

a pouring spout from Friar's hat

The photographs of this listing are of the exact item you will receive

manufactured in Cleveland

A.S.M.E. Standard Internal Syphon Square Shaped Gauge by Jas. P. Marsh Corp. but one could easily beHere is a cool vintage pressure gauge manufactured by Jas. P. Marsh Corporation. The gauge is labeled "A. S. M. E. Standard Internal Syphon." There is a large threaded fitting on the back of the gauge, which allows it stand up like a picture frame on a flat surface. The gauge has nice patina and rust throughout, and appears to be in good condition. Dimensions: 4. 5" W x 4. 5" H x 3" D