TThe Collier Memorial State Park/Logging Museum is located in southern Oregon. It was established in 1945 by the brothers Andrew and Alfred D. Collier as a memorial to their parents. Collection contains a print of an aerial view of Collier Memorial State Park, Region 4.

The Collier Memorial State Park/Logging Museum is located in southern Oregon. It was established in 1945 by brothers Andrew and Alfred D. Collier as a memorial to their parents. Collection contains miscellaneous materials collected by Alfred "Cap" Collier, including letters to and from the State Parks and Recreation Advisory Committee.

Alfred Douglas “Cap” Collier was a noted twentieth century lumberman and philanthropist in Klamath County, Oregon. He started the Swan Lake Logging Company and then founded Swan Lake Moulding Company in 1923. He served on several local government committees and boards, with a special interest in roads and transportation. Collection contains 7 certificates awarded to Alfred Douglas Collier from 1910 to 1940.

Alfred Douglas “Cap” Collier was a noted twentieth century lumberman and philanthropist in Klamath County, Oregon. He served on several local government committees and boards, with a special interest in roads and transportation. Collection contains items belonging to or related to Collier, such as a calendar of 1978, a copy of the Will left by Ethel Collier, and property tax documents.

The Collier Memorial State Park/Logging Museum is located in southern Oregon. It was established in 1945 by brothers Andrew and Alfred (Cap) Collier as a memorial to their parents. Collection contains a box with folders with miscellaneous materials related to the A. Cap Collier State Park: memos, correspondence, meeting notices, photographs, brochures.

The collection includes Collier’s extensive logging photograph collection; photographs, documents and letters documenting his World War I military service and family history materials. Alfred D. “Cap” Collier was a noted twentieth century lumberman and philanthropist in Klamath County, Oregon.

The Collier Memorial State Park/Logging Museum is located in southern Oregon. It was established in 1945 by the brothers Andrew and Alfred D. Collier as a memorial to their parents. Collection contains brochure on the process of creating a state park: resources, analysis, maps.

The Collier Memorial State Park/Logging Museum is located in southern Oregon. It was established in 1945 by the brothers Andrew and Alfred D. Collier as a memorial to their parents. Collection contains brochure from July 31, 1997, prepared for Friends of Collier Memorial Park and Oregon State Parks Department.

The Collier Memorial State Park/Logging Museum is located in southern Oregon. It was established in 1945 by the brothers Andrew and Alfred D. Collier as a memorial to their parents. Collection contains a drawing of the Proposed Development Plan for Collier Memorial State Park from 1988.

Originally named the Romeo and Juliet Bridge, the Spring Creek Bridge (sometimes also known as Collier's Promenade Bridge) is located in Collier Memorial State Park. Collection contains an unpublished paper by Mary Williams Hyde, November 30, 2005. Contains plans, maps and photographs.