I found this about 10 years ago, and I should have taken care of it a little better as it has gotten torn and wrinkled. It is from a Sunday newspaper comic page from March, 1965.

Jack Sim
Author, Gas Pump Identification book and Air Meter Identification book

Author, 1st & 2nd editions of Gas Pump ID book, 3rd edition is now available at www.gaspumpbible.com
Air Meter ID book also available