Vintage Halloween Wood Signs that you can place on a table or shelves. The classic Halloween colors and designs will fit right in. (affiliatelink)
4 Pcs Vintage Halloween Wood Topper Signs
I have used these foam double sided 3D bats on my walls and inside my lamp shades. The stick really well, and I have gotten a couple of years out of them. (affiliatelink)
170Pcs 3D Bats Wall Decor with Foam Tape
I keep a tree up all year, and these vintage Halloween glass blown ornaments would be a boo-ti-ful addition to any retro theme! (affiliatelink)