1928 Ad Ethyl Gasoline Engine Knock Elephant General - ORIGINAL ADVERTISING SEP4 XDB8 This is an original 1919

This is an original 1919 black and white print ad for the John Widdicomb Company

with a brief column by Craig McKay about memory training as it applies to LNA enlarging work

Some of these prints are printed on heavier stock with no printing on the reverse

This is an original 1929 black and white print ad for A

1928 Ad Ethyl Gasoline Engine Knock Elephant General - ORIGINAL ADVERTISING SEP4 XDB8 This is an original 1919This is an original 1928 color print ad for Ethyl Gasoline. The ad features the popular slogan, "Knocks out that Knock", in response to the addition of tetraethyl lead in the gasoline to abolish engine knock. CONDITION This 79+ year old Item is rated Very Fine +++. Light wrinkling. No natural defects. Light surface rub top. No tears. There is slight bleed through from the opposite page. Product Type: Original Print Ad; Color Grade: Very Fine +++