Browse Items (3473 total)

glass specific gravity hydrometer, lead shot weighted encapsulated in red, scale 1600 to 1800. In cardboard tube

glass hydrometer, scale1500-2000, lead weighted bottom bulb. In red cardboard box

glass specific gravity hydrometer, lead shot weighted, scale 700 to 1000. Separate weight and float bulbs. In cardboard tube

glass hydrometer, scale1000-1100, lead weighted bottom bulb. In red cardboard box

glass specific gravity hydrometer, lead shot weighted encapsulated in red, scale 1600 to 1800. In cardboard tube

glass specific gravity hydrometer, scale 1200 to 1300. In cardboard tube

glass specific gravity hydrometer, black lead weighted, scale 1400 to 1600. In cardboard tube

glass hydrometer, scale1600-1800, lead weighted bottom bulb

glass specific gravity hydrometer, lead shot weighted, scale 900 to 950. Separate weight and float bulbs. In cardboard tube

glass hydrometer, scale1400-1600, lead weighted bottom bulb. In red cardboard box