 | Don H. Clausen was awarded the Humboldt State University Distinguished Service Medal by President McCrone in 1997 in honor of his legacy of supporting Humboldt State University while serving as the district's representative in the U.S. House of Representatives from 1963 to 1982. |
| An autograph by William Randolph Hearst, Jr. |  |
 | Clausen on an inspection tour of Pt. Reyes National Seashore |
| Humboldt Beacon Article, September 4, 1969 |  |
 | Blueprint for Peace, Congressional Record of the 90th Congress |
| Clausen in his office |  |
 | "..the Crowning Momement..", newspaper clip, November 26, 1968 |
| Editor's Report: Blueprint for Peace |  |
 | Clausen batting in a Giants uniform |
| Clausen greets President Nixon and former President Johnson as they deplain from Air Force One at Arcata Airport to dedicate the Lady Bird Johnson Redwood Grove |  |
 | Theme ..Home Rule, a document supporting local government |
| H.R. 7742, a bill for the House of Representatives, March 23, 1967 |  |
 | Department of the Interior, news release |
| Lady Bird Johnson Grove dedication program, August 27, 1969 |  |
 | Humboldt County representatives in Clausen's office, discussing strategy of Redwood National Park legislation |
| Dedication of the Congressman Don H. Clausen Air Terminal Building |  |
 | Portrait of Clausen |
| A quote by Clausen |  |
 | Redwood National Park dedication program, November 25, 1968 |
| A quote by Clausen, in Redwoods to the Sea |  |
 | Map of the National Redwood Park and seashore |
| The Remarkable Redwoods, by the Redwoods-to-the-Sea Citizens' committee |  |
 | Two summer interns |
| WAEO, First World Congress on Aerospace Education, October 21-23, 1979 |  |
 | Memories Stirred by 4-H Award to Clausen, Youth in Ferndale |
