Scientific Instruments > Pressure Measuring

Complete Sikes Hydrometer With Original Weights and Ivory Thermometer.

Item#: SPR506



This complete and original Sikes Hydrometer set is signed with a serial number 5111 and includes an ivory thermometer, float, 10 weights that are numbered 5111 and Mahogany case. This is a brass instrument set used to determine the strength of spirits providing an accurate method of determining alcohol proof, strength, and percentages. Sikes's hydrometer was enshrined in legislation in 1816 with the Sikes Hydrometer Act and remained the legal standard until 1907. The box 21 X 9.5 cm (8 ¼ X 4 inch).