Keuffel Esser Serial Numbers Transits

Keuffel Esser 5165 Engineer s Locating Transit The serial number on this nice looking and hard to find transit is 10973. It can be found on the plate near the.

Description

This is marked KEUFFEL ESSER CO NEW YORK. The firm termed it an Engineer s Mountain and Mining Transit, Model 5076. New, it cost 220. Its Solar Attachment, Model 5090, which is based on the design patented by G. N. Saegmuller in 1881, cost an additional 50. The serial number corresponds with a date of about 1908. By 1913, Keuffel Esser had changed the design of this transit in several small ways.

Ref: Keuffel Esser, Catalogue of Drawing Materials, Surveying Instruments New York, 1906, pp. 30-31 and 372.

Object Name

transit

date made

1908

maker

Keuffel Esser Co.

Measurements

overall: 14 in; 35.56 cm

horizontal circle: 5 1/2 in; 13.97 cm

needle: 3 1/2 in; 8.89 cm

vertical circle: 4 1/2 in; 11.43 cm

telescope: 9 in; 22.86 cm

hanging level: 4 1/2 in; 11.43 cm

place made

United States: New York, New York

ID Number

1989.0403.05

accession number

1989.0403

catalog number

subject

Measuring Mapping

Surveying and Geodesy

See more items in

Medicine and Science: Physical Sciences

Data Source

National Museum of American History, Kenneth E. Behring Center

cited

Keuffel Esser. Catalogue of Drawing Materials, Surveying Instruments

Visitor Comments.

Keuffel & Esser Transit

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The serial number corresponds with a date of about 1908. By 1913, Keuffel Esser had changed the design of this transit in several small ways. Ref: Keuffel.

History of Keuffel Esser. that were less expensive to produce, and serial numbers were then numbered in the K E sequence. Young Sons Incorporated.