Sa1. Underwood & Underwood. 2738. In the great Ore Crushing Mill of the Robinson Mine–the richest Gold Mine of Johannesburg S.A. VG. $15
Sa2. Underwood & Underwood. 2734. Sorting the rough diamonds, De Beers Mines, Kimberly, South Africa. VG. $35
Sa10. Geo. B. Neilson, Boksburg North. M.D. 87. Modder Deep Gold Mine. VG. $50
Sa16. Geo. B. Neilson, Boksburg North. M.D. 76. Modder Deep Gold Mine. VG. $65
Sa19. Geo. B. Neilson, Boksburg North. M.D. 88. Modder Deep Gold Mine. VG. $65
Sa22. Geo. B. Neilson, Boksburg North. M.D. 26. Modder Deep Gold Mine. VG. $40
Sa26. Geo. B. Neilson, Boksburg North. M.D. 140. Modder Deep Gold Mine. VG. $50
Sa30. Geo. B. Neilson, Boksburg North. M.D. 74. Modder Deep Gold Mine. VG. $40