These posters were all created between 1930-1939. You can find out all of the nitty gritty details about them on the Library of Commerce site, as well as download incredibly large copies of them. Below each image is a link to the image’s page with a download link and its history.
Download the high resolution image here.
Download the high resolution version here.
Download the high resolution version here.
Download the high resolution version here.
Download the high resolution file here.
These images are all public domain (hooray!). You can find more images that are free to use anyway you like in the public domains category on the right, or you can purchase a download from the store and support the blog :)
