Category:1921 books from Philadelphia
Most populous urban areas of the world: Boston [US] · Chicago [US] · London [GB] · New York City [US] · Paris [FR] · Philadelphia [US] · San Francisco [US] · Washington, D.C. [US]
English: Please verify that the book in question was published in Philadelphia in that year (via source-links or image descriptions). Books may be republished in new editions and in other cities, so several categories may apply.
Subcategories
This category has only the following subcategory.