Over 50 Vegas is a great resource for filing in the gaps on your research. Maintained by
They have a cool policy:
This is a non-commercial, educational, hobby site. Images on this site are from our personal collection and from personal collections of fellow enthusiasts who have shared their scans with us. Other images are noted by source with links to the original. . If you feel that any image used here has infringed upon fair use of an image you hold the copyright to, please contact us at the links above and it will be credited or removed at your request.
Unfortunately, we tried to contact them but their "Contact Us" link went to a non-functional "Contactify" address.
And they respect the rights of The Chip Rack:
TCR numbers are used by express permission of SSS Publishing publishers of The Chip Rack.