Teenage Mutant Ninja Turtles TMNT Original Production Animation Storyboard 1995 U3-74 back_to_the_future which is thicker cardstock -

which is thicker cardstock - standard animation background

The mat does cover some of the description - but after all - this IS about the photograph

Which means it is likely preliminary

It's quite possible he worked on this sequence as a freelancer

Teenage Mutant Ninja Turtles TMNT Original Production Animation Storyboard 1995 U3-74 back_to_the_future which is thicker cardstock -Teenage Mutant Ninja Turtles TMNT Hand Drawn Original Animation Production Animation Storyboard Page from the 1988 1996 Series "The Unknown Ninja" Episode (Act 3) 1995 Comes with a Charles Scott Gallery Certificate of Authenticity These are extremely rare and desirable! A hand drawn page with three panels from the original, final storyboard from the original series episode of Teenage Mutant Ninja Turtles, "The Unknown Ninja." We've shown a picture of