21. 155 mm. Tractor-Drawn Gun, Camp Davis, N. C. Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library
22. 155-mm Howitzer firing, Fort Bragg, N. C. Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library
23. 155-mm Howitzer firing, Fort Bragg, N. C. Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library
24. 165 feet high steel observation tower, Hot Springs Mountain, Hot Springs National Park, Arkansas Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library
25. "1680" House, Yarmouth, Mass. Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library
26. 16th Street and downtown business section in Denver, Colorado. Denver, the mile high city, is the metropolis of the Rocky Mountain Empire. Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library
27. The 1812 House, Framingham Ctr., Mass., Route 9 Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library
28. The 1896 House -- Williamstown, Mass. Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library
29. 18th Ave. beach and fishing pier, Belmar, N. J. Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library
30. 18th Green, Danville Golf Club, Danville, Virginia Format: Postcards/Cards Collection: Tichnor Brothers Postcard Collection Date: [ca. 1930–1945] Institution: Boston Public Library