I just wanted to share a site I found recently while browsing the vast interweb. It's VintagePrintable.com - and it features a ton of FREE public domain/out-of-copyright images that are PERFECT for DIY projects.
Here are a few I found that are great for Halloween/Fall/Thanksgiving:
Happy crafting! I've got a few holiday-themed DIY craft projects coming up and a new ON THE MENU cupcake edition, so stay tuned.