overall: 5 1/2 in x 11 in x 4 in; 13.97 cm x 27.94 cm x 10.16 cm
overall in case: 7 in x 12 3/4 in x 5 3/4 in; 17.78 cm x 32.385 cm x 14.605 cm
Object Name:
level
Place made:
United States: Massachusetts, Boston
Date made:
ca. 1960
Description:
Berger termed this a Service Dumpy Level, Model 110B, noting that it was a relatively inexpensive instrument designed for practical rather than precision applications. It consists of a telescope, a bubble level hung below, a horizontal circle graduated to degrees and read by vernier to 15 minutes, and a 4-legged base. A label on the box reads: BERGER / ENGINEERING INSTRUMENTS / BOSTON, MASS. 02119 / MODEL NO. 110B / MADE IN U.S.A. A note on the box reads: DIVN. of MECH. & CIVIL ENGRNG / U.S. NATIONAL MUSEUM / WASHINGTON, D.C. 20560,
