Markus Derrer:
Stonewall Lime Kilns - PA271954a
Markus Derrer:
Stonewall Lime Kilns - PA271956a
Markus Derrer:
Stonewall Lime Kilns - PA271957bw
Markus Derrer:
Stonewall Lime Kilns - PA271962
Markus Derrer:
Stonewall Quarry - PA271963a
Markus Derrer:
Stonewall Quarry - PA271963bw
Markus Derrer:
Stonewall Quarry - PA271968bw
Markus Derrer:
Stonewall Quarry - PA271969
Markus Derrer:
Stonewall Quarry - PA271970a
Markus Derrer:
Stonewall Quarry - PA271970bw
Markus Derrer:
Portage la Prairie Sunset - 20171027_181433a