Pantograph in Case by Cary of London

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This pantograph has four linked brass bars with rectangular cross section. The longer bars on the outside are 26 ½ inches long, the shorter bars on the inside 13 ¼ inches long. Two arms on the pantograph are marked for reducing and enlarging, both having with one scale ranging from ½ down to 1/12 and a second scale going from 11/12 down to 2/3. Once the wheels are screwed in, the pantograph slides along a table. This example has a tracer point but no pencil point and no weight. A mark on one arm reads: Cary London. It fits in a shaped wooden case.
Compare MA.317868, MA.327891, MA.334888, and 2005.0182.8.
According to Gloria Clifton, William Cary, his descendants and their associates in London sold instruments, including a pantograph, under the name Cary from 1789 until 1891.
Gloria Clifton, Directory of British Scientific Instrument Makers 1550-1851, Zwemmer, 1995, p. 51.
Currently not on view
Cary, William
place made
United Kingdom: England, London
Physical Description
brass (overall material)
hardwood (overall material)
metal (overall material)
overall: 9.5 cm x 70.2 cm x 14 cm; 3 3/4 in x 27 5/8 in x 5 1/2 in
ID Number
accession number
catalog number
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Data Source
National Museum of American History