Photographs: Organizing, Teaching, Storing, Learning, Practicing, Selling, and Using Knowledge

Here are the photographs from which the current selection of randomized header images on this blog were drawn. All of these images are housed at the Library of Congress in Washington, DC. What do these photographs have to do with the history of knowledge? What stories do they tell? What questions do they raise?

(Click on the individual images to enlarge and for their captions and credits.)

Additions, February 28, 2020