If your interest is more about the social or historical side of "amateurs," these academic papers are highly regarded:
If you literally meant interesting physical paper featuring candy designs for a project:
: You can find packs of 200 sheets of high-quality candy-patterned paper for about $4.00.
There is also a significant research project called .
: This explores how amateur crafting (like making your own candy or paper art) can be a form of "quiet activism" and a way for people to resist mainstream culture.