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![Flintstones Production Animation Art Cel of Flintstone from Hanna Barbera 1960s Signed by Animator Bob Singer 5 at Amazon's Entertainment Collectibles Store Flintstones Production Animation Art Cel of Flintstone from Hanna Barbera 1960s Signed by Animator Bob Singer 5 at Amazon's Entertainment Collectibles Store](https://m.media-amazon.com/images/I/41wZQt7UnpL._AC_SY780_.jpg)
Flintstones Production Animation Art Cel of Flintstone from Hanna Barbera 1960s Signed by Animator Bob Singer 5 at Amazon's Entertainment Collectibles Store
![The Flintstones and the Jetsons Illustration by Bob Singer Hanna-Barbera, 2012 by Bob Singer on artnet The Flintstones and the Jetsons Illustration by Bob Singer Hanna-Barbera, 2012 by Bob Singer on artnet](http://www.artnet.com/WebServices/images/ll15788lldj9qJFg3okR3CfDrCWvaHBOcnBDG/bob-singer-the-flintstones-and-the-jetsons-illustration-by-bob-singer-(hanna-barbera,-2012).jpg)
The Flintstones and the Jetsons Illustration by Bob Singer Hanna-Barbera, 2012 by Bob Singer on artnet
![The Flintstones: Bill Hanna, Joe Barbera, and Bob Singer Signed Limited Edition Cel | Sold for $558 | RR Auction The Flintstones: Bill Hanna, Joe Barbera, and Bob Singer Signed Limited Edition Cel | Sold for $558 | RR Auction](https://d2skn5554g4boz.cloudfront.net/2020-website/639/3460900/large/3460900_1.jpg)