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MUSEUM OBJECT

Title:  
Telescope
Description:  
Dimension:H:36.000in W:25.000in L:34.000in
Creator:
Rittenhouse, David
Dates:
1768-69
Abstract:  

The telescope is made of brass and consists of a 33 1/2" tube on 25" axis with a 1 3/4" aperture and a focal length of 32". Mounted on a brass stand of two rigidly connected A-frames, for use on a table. There are crossed hairs in focal plane, semi-circular scale of 9" radius attached to the bottom of the tube, and a suspended spirit level. Its construction is generally in accordance with earlier European convention. Unmarked. (Robert P. Multhauf, "Catalogue of Instruments and Models," 1961).
Call #:  
58.24