The Library of Congress has a bunch at https://guides.loc.gov/travel-posters/sample-images https://guides.loc.gov/travel-posters/sample-images and this site g

The Library of Congress has a bunch at https://guides.loc.gov/travel-posters/sample-images https://guides.loc.gov/travel-posters/sample-images and this site got some traction here recently: David Klein's TWA Posters - https://news.ycombinator.com/item?id=44952696 https://news.ycombinator.com/item?id=44952696 - Aug 2025 (9 comments)