Related Object Info
bismuth pressure gauge in an open-ended glass test tube
Open ended glass test tube containing a rod of bismuth metal. A strip of bismuth metal is wrapped around each end of the rod. The device is accompanied by a shorter and thinner rod of bismuth metal. The test tube is open at one end and without a stopper.
1998-1-0060a-q are stored in a wooden block with holes drilled in the top for test tube storage.