Verso of, “Frame for Snow Covering, interior view.” (Stereograph 163)
"Secret Town, Trestle from the West, Length 1,100 feet." (Stereograph 48)
“Frame for Snow Covering, interior view.” (Stereograph 163)
Verso of, "Secret Town, Trestle from the West, Length 1,100 feet." (Stereograph 48)
Verso of, “Secret Town, Trestle from the East, Height 90 feet.” (Stereograph 49)
“Secret Town, Trestle from the East, Height 90 feet.” (Stereograph 49)