$20.99 for PDF 1967 Thunderbird manual not $12.99I just googled it and a bunch of sites popped up that have them. Good luck
Just google 1967 Thunderbird shop manual
If you don't want the paperback manual try
emanualonline.com
they have it in PDF for $12.99
I would rather have the paperback manual
you're working on a classic car. Get the original classic manual