Links to sources for Joseph L. Bates: https://auctions.stacksbowers.com/lots/view/3-J4CCK/1862-joseph-l-bates-one-cent-hb-49-ep-6a-s-26-reed-ba01fg-fancygoods-choice-extremely-fine
https://archive.org/details/bd-1843/page/82/mode/2up?q=bates
https://web.archive.org/web/20150324184033/http://home.centurytel.net/s3dcor/Bates/Bates.htm
https://luminous-lint.com/app/photographer/Joseph_L__Bates/A/ OR https://stereoworld.org/wp-content/uploads/2016/03/US-PHOTOGRAPHERS.pdf
https://archive.org/details/1842bostonalmana00ameruoft/page/92/mode/2up?q=bates
https://www.historicnewengland.org/explore/collections-access/gusn/245064