Underwood & Underwood, 8109 A Russian earth mine exploding near base of Antzushan, 600 lbs. of powder, Port Arthur (Detail), Stereocard, Jefferson Stereoptics, Courtesy of John Saddy (Auction, Tues. May 23rd & Thurs. May 25th, 2006, # 06-2, Lot 681), LL/11881 |