with an old (c.1934) collection label which reads 'SILICA-GLASS (97 1/2% SiO) camp 7, 25 17 54 N 25 34 0 E. Sand Sea Libyan Desert, Egypt Coll. L. J. Spencer, Dec 1934, min mag. 1934, vol 23, p 501 1937, vol 24, p506', weight 101.1g
Sold for £1,017
Result plus buyers premium
with an old (c.1934) collection label which reads 'SILICA-GLASS (97 1/2% SiO) camp 7, 25 17 54 N 25 34 0 E. Sand Sea Libyan Desert, Egypt Coll. L. J. Spencer, Dec 1934, min mag. 1934, vol 23, p 501 1937, vol 24, p506', weight 101.1g
Auction: Fine Photographica & Instruments of Science, 19th Nov, 2021