Classic Riddles · Billy-B
Riddle #143
From Billy-B's legendary 1001 Puzzle Collection — preserved on Puzz.com since 1998.
Puzzle #143
Remove my first two letters & replace them with an 'o,' & then read me backward, you have a type of car. I performed experiments that involved sounding a bell. Who am I?
Reveal Answer
Ivan Pavlov
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