T he 23 Club , also known as The Crow's Nest, was a men’s social club in Denver. Formed in 1966, the club was “...dedicated to the development, operation and management of Stapleton International Airport...”. Prominent members included Mayor William H. McNichols  and city auditor Tom Currigan .
The collection includes correspondence, scrapbooks, photographs, fliers, trophies, and, most notably, several stuffed birds with members’ names on them. The largest bird is inscribed “Mayor Bill”.