Citation Author: National Park Service
Citation Title: Plan of Administration of the Educational Activities of Crater Lake National Park, 1929
Year of Publication: 1929
Publisher: National Park Service
Source Name: Other
Citation Type: Narrative
Citation Location: CRLA
Citation Author: National Park Service
Citation Title: Naturalist Program
Year of Publication: 1948
Publisher: National Park Service
Source Name: Other
Citation Type: Narrative
Citation Location: CRLA
Citation Author: National Park Service
Citation Title: Superintendent’s Annual Report
Year of Publication: 1932
Publisher: National Park Service
Source Name: Other
Citation Type: Narrative
Citation Location: CRLA
Citation Author: National Park Service
Citation Title: www.nps.gov/crla/brochures/history.htm
Year of Publication: 2001
Publisher: National Park Service, World Wide Web
Source Name: Other
Citation Type: Both Graphic And Narrative
Citation Location:
Citation Author: Robertson, W.E.
Citation Title: Crater Lake National Park Report on 1931 Construction Activities as of November 1, 1931
Year of Publication: 1931
Publisher: National Park Service
Source Name: Other
Citation Type: Narrative
Citation Location: CRLA
Citation Author: Robertson, W.E.
Citation Title: Final Completion Report on Watchman Summit Trail Construction, 12/02/32
Year of Publication: 1932
Publisher: National Park Service
Source Name: Other
Citation Type: Narrative
Citation Location: CRLA
Citation Author: Robertson, W.E.
Citation Title: National Park Service, Crater Lake National Park, Report on 1932 Construction Activities as of November 1, 1932
Year of Publication: 1932
Publisher: National Park Service
Source Name: Other
Citation Type: Narrative
Citation Location: CRLA