Swan River Bridge ID: 794 | This file appears in: Swan River Bridge Historic view of bridge to northwest. | Creator: Photographer unknown. Couresty of Sally Finnernan, Community Foundation for a Better Bigfork. Bigfork, Montana. | Date: Ca. 1945 | Source: National Register of Historic Places nomination form. MT State Historic Preservation Office, Helena, MT. Download Original File CreatorPhotographer unknown. Couresty of Sally Finnernan, Community Foundation for a Better Bigfork. Bigfork, Montana.SourceNational Register of Historic Places nomination form. MT State Historic Preservation Office, Helena, MT.DateCa. 1945 "Swan River Bridge" appears in: Swan River Bridge