Ian E. Abbott:
Quicksilver Park, Nov. 1985 (1)
Ian E. Abbott:
Quicksilver Park, Nov. 1985 (2)
Ian E. Abbott:
Quicksilver Park, Nov. 1985 (3)
Ian E. Abbott:
Quicksilver Park, Nov. 1985 (4)
Ian E. Abbott:
Quicksilver Park, Nov. 1985 (5)
Ian E. Abbott:
Quicksilver Park, Nov. 1985 (6)
Ian E. Abbott:
Quicksilver Park: Hacienda Trail
Ian E. Abbott:
Quicksilver Park: Lichen
Ian E. Abbott:
Quicksilver Park: Legacy of mining
Ian E. Abbott:
Quicksilver Park: Almaden Valley
Ian E. Abbott:
Mercury mining ruins near San Jose
Ian E. Abbott:
Mercury mining ruins near San Jose
Ian E. Abbott:
Mercury mining ruins near San Jose
Ian E. Abbott:
Mercury mining ruins near San Jose
Ian E. Abbott:
Buena Vista Trail