Photocopy of Charles H. Parkers Patent (Original in possession of United States Patent Office) PATENT DRAWING OF C. H. PARKER TRUSS BRIDGE - Elm Street Bridge, Spanning Ottauquechee River, Woodstock, Windsor County, VT; National Bridge and Iron Company; Royalton and Woodstock Turnpike Company; Raymond, William; Raymond, Barna; Marsh, Charles P; Parker, Charles H; Parker, A W; Blodgett, William A; Curry, Cadwallader; Clement, Dan, transmitter; Christianson, Justine, transmitter

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