The collection consists of research material on Oregon, northern California, and northwestern Nevada logging and freight railroads, logging companies and mills in the area, correspondence, drafted maps, images, DVDs and maps. It is arranged into Series I: Logging Railroads (9 boxes), Series II: Local History (1 box), Series III: Audio Visual (2 boxes), and Series IV: Maps (2 boxes and 1 cabinet).

The collection consists of research material on Oregon, northern California, and northwestern Nevada logging and freight railroads, logging companies and mills in the area, correspondence, drafted maps, images, DVDs and maps. It is arranged into Series I: Logging Railroads (9 boxes), Series II: Local History (1 box), Series III: Audio Visual (2 boxes), and Series IV: Maps (2 boxes and 1 cabinet).