Written by Norman Stiles
Illustrator Mike Smollin
Published 1972
Publisher Western Publishing

The Amazing Mumford and His Amazing Subtracting Trick and featuring lovable, furry, old Grover is a 1972 storybook based on a sketch performed on Sesame Street.

The Amazing Mumford makes pineapples disappear, amazing his assistant Grover. In the end, Mumford makes himself disappear.

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