Berger Transit Theodolite

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C. L. Berger and Sons in Boston designed this instrument for use in cities and in bridge and tunnel construction. This example, serial number 14244, was made in 1923 and used by the Clayton Engineering Company in Clayton, Missouri.
Currently not on view
date made
C. L. Berger and Sons
place made
United States: Massachusetts, Boston
Physical Description
brass (overall material)
glass (overall material)
silver (overall material)
overall: 13 in; 33.02 cm
telescope: 11 1/2 in; x 29.21 cm
horizontal circle: 6 1/4 in; x 15.8496 cm
overall weight: 14 lb
wooden box: 10 in x 11 1/4 in x 15 1/4 in; 25.4 cm x 28.575 cm x 38.735 cm
overall in box: 15 3/16 in x 10 in x 11 1/4 in; 38.57625 cm x 25.4 cm x 28.575 cm
ID Number
catalog number
accession number
Credit Line
The Clayton Engineering Company, Inc.
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Medicine and Science: Physical Sciences
Measuring & Mapping
Data Source
National Museum of American History