https://en.wikipedia.org/wiki/Postage_stamp_gum https://en.wikipedia.org/wiki/Postage_stamp_gum Apparently 1837, and the original adhesive was made from potato

https://en.wikipedia.org/wiki/Postage_stamp_gum https://en.wikipedia.org/wiki/Postage_stamp_gum Apparently 1837, and the original adhesive was made from potato starch and gum arabic.