From a local estate is this beautiful RARE William Senter & Co Pocket Barometer Portland Maine Ca 1865. The William Senter Co. Dealt in Watches clocks and Fine Jewelry, Mathematical and Surveying Instruments, Silver and Plated Wares and well as Charts, Barometers, Quadrants, Sextants Logs and Chronometers from the 1850’s to the 1870’s. The [...]