This is an original production cel from the Don Bluth Studios production The Secret of NIMH (1982). This production cel features Mrs. Brisby. It was created at the studio and used during production, representing an actual frame of animation that was photographed and appears in the cartoon. The overall measurements of the piece are 10.5" x 12.5" and the image itself measures 5.5" x 4". The production cel is in very good condition.