Glass plate photograph plate measurer for position

Made:
1853-1856 in London
maker:
Henry Porter
SMG00043891

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SMG00043891
Science Museum Group
© The Board of Trustees of the Science Museum

Glass plate photograph plate measurer for positional astronomy by Henry Porter, London.

Details

Category:
Astronomy
Object Number:
1995-1616
Materials:
box, mahogany, fixtures, brass (alloy) and frame, electrum (metal)
Measurements:
Box: 90 x 240 x 213 mm
type:
plate measurer - astronomical
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
Tesseract