Small heliostat on mahogany base/stand with clockwork drive

small heliostat on mahogany base/stand with clockwork drive

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small heliostat on mahogany base/stand with clockwork drive
Science Museum Group
© The Board of Trustees of the Science Museum

small heliostat on mahogany base/stand with clockwork drive, by Spencer and Son, Dublin, c.1880., owned and used by Sir William Abney, Royal Engineers, incomplete, lacks mirror

Details

Category:
Astronomy
Object Number:
1921-106
Materials:
mahogany (wood), metal, brass (copper, zinc alloy), iron and glass
Measurements:
overall: 210 mm x 405 mm x 165 mm, , 2.635kg
type:
ancillary instruments, astronomical instruments and heliostats (astronomical)
credit:
Lady Abney