URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
https://www.biodiversitylibrary.org/item/52623#pag[...]12/22/2021JavaScript
http://catalog.hathitrust.org/api/volumes/oclc/633[...]06/05/2012JavaScriptPossibly USA access only
https://books.google.com/books?id=jlBBAAAAYAAJ&pri[...]12/22/2021