Corona, 1971-1977

(1264) Corona, Bolivia, South America, 1966, from Walden's computer, January 1971; (1312B) Copy of corona, airbrush artwork, January 12, 1972; (1315B) Solar corona artwork, copy, January 27, 1972; (1795B) Overlay of two corona pictures of the sun, March 28, 1973; (2240BC) Skylab solar picture, polarized color density, false color, corona, March 20, 1974; (2340B) Solar corona composite, May 23, 1974; (2360B) Solar corona, June 5, 1974; (2756BC) Mark III prominence monitor, inner corona, instrument planning, January 13, 1975; (3253) K-coronameter with Roger Kopp at High Altitude Observatory [HAO], November 20, 1975; (4271B) Photo of corona taken by Cambridge expedition at Khartoum, 1952, Figure 3, page 209, "The Observatory," copy, October 24, 1977.