Hathi Trust 1927 Public Domain

This icicle chart shows 58,000 1927 published works found in Hathi Trust that they indicate will enter the public domain in January 2023. It's organized by their Library of Congress Classification. Click to view the nested topics in the hierarchy that flow left to right. When you select a topic it will load a list of those specific titles in a table below the visualization.

Code and data: Here
Orginal source data: Hathi Collection
By Matt Miller