Donnely/Colt Progressive Resources Catalog
Buttons, Bumper Stickers, Pins and Posters, Lawn signs, Tee-shirts on peace and many other issues.  They will make items for you.

Local Upper Hudson region produced Buttons, Signs, and Bumper Stickers
Locally produced bumper stickers, signs, and buttons

Peace Resource Project
Buttons, Bumper Stickers, Pins and Posters all on peace themes

Syracuse Cultural Workers
Tools for Change.  Buttons, Bumper Stickers, Poster, Books, Cards.  Beautiful designs.  Many issues covered.