4 0 c m
34cm
actual image size: 26cm x 32cm
Description
A varnished card planisphere in a fabric sleeve, with additional hand-drawn celestial map, made by Malby and Sons, 37 Parker Street, Holborn, London. A planisphere is a circular map of visible stars with a mask which rotates in order to show the area of sky visible overhead at any given date or time.
Image Details
Image Ref.
10319919
© Science Museum / Science & Society Picture Library