Description
This is a very well made item with finely engraved brass scales with original silvering intact. Barometer scale from 15 to 31 inches, and altitude scale from "0" to 20,000 feet. The curved tube thermometer carries a scale from 0 to 130 degrees. Uncommon in this condition. Diameter 4 1/2"
Record courtesy of R. O. Schmitt Fine Arts