A.S.M.E. Standard Internal Syphon Square Shaped Gauge by Jas. P. Marsh Corp. The lid is threaded on

The lid is threaded on

manufactured in Cleveland

while the outside is very simple

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

A.S.M.E. Standard Internal Syphon Square Shaped Gauge by Jas. P. Marsh Corp. The lid is threaded onHere 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