CECIL E. HANSON COLLECTION
ANTIQUE SURVEYING INSTRUMENTS

AMERICAN ALIDADES

A. Lietz & Co., San Francisco, CA - ca. 1938

Serial Number: 13692
Type: Telescopic Alidade
Base Blade: 18" x 3"
Total Height: 8-1/2" 
Height from top of blade to limb: 6"
Telescope length: 11-1/2"
Telescope lens diameter: 1-2/2"
Weight: Instrument - 7.7 lb; With box - 14 lb
Condition: Good - shows wear from use
Wooden Box: 19" x 10" x 6"
Found: Probably acquired in the late 1960's
CEH Inventory# A7