A.S.M.E. Standard Internal Syphon Square Shaped Gauge by Jas. P. Marsh Corp. but it is too worn

but it is too worn to read

unique gifts for the beer lover in your life

while the outside is very simple

The two claws are secured with screws

The lid is threaded on

A.S.M.E. Standard Internal Syphon Square Shaped Gauge by Jas. P. Marsh Corp. but it is too wornHere 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