Archival Folder
Folder 55 - Portland Zoo development
Thursday, January 1, 1942
Monday, December 31, 1945
A2001-059
AF/15857
Correspondence and reports regarding the Portland Zoo's state, recommendations for change, progress, employment, and other zoos from then Zoo Director Arthur M. Greenhall. Portland Zoological Park, Bureau of Parks Greenhall, Arthur M nature exhibits, zoo
