Gregg Obst:
Union Pacific Locomotive 4012 at Steamtown
Gregg Obst:
Behind the scenes of hillside photo from Gettysburg
Gregg Obst:
On the road to Culp's Hill - Gettysburg
Gregg Obst:
Henry Spangler Farm on the Gettysburg Battlefield
Gregg Obst:
K.B. Canham 4x10 at Gettysburg
Gregg Obst:
Gettysburg hillside 4x10
Gregg Obst:
8x24” print from 4x10” film negative
Gregg Obst:
Antietam Battlefield - Pry House
Gregg Obst:
Antietam Battlefield - Pry House
Gregg Obst:
Gettysburg - Steven's Knoll
Gregg Obst:
8x20" print from 4x10" X-Ray negative