4 0 c m
34cm
actual image size: 26cm x 32cm
Description
Glass positive:- large eruptive prominence, J. Evershed, Srinagar, Kashmir, 1916, May 26d 8h 22m, prism-spectroheliograph fed by 15-inch lens, focal length, 15ft
Image Details
Image Ref.
10699514
© Science & Society