Out Of The Blue Artifacts A Library of a lifetime of collecting
A Conflow Mining Pressure Gauge.
A small Conflow pressure gauge.
Made from brass with a thick plastic face cover. Size 3″ x 2″ inches.
A Conflow Mining Pressure Gauge.
A small Conflow pressure gauge.
Made from brass with a thick plastic face cover. Size 3″ x 2″ inches.