1919 Cover Wind Tunnel Airplane Models Aviation Instrument Scientific SCA3 Tools & Construction and he began using the

and he began using the term on his advertising copy to signify that the material was correct

Verity Vintage Advertising

Please note the dark spot located in the right margin of the image

This is an original 1925 black and white print ad for the Kelvinator Corporation

This is an original 1942 World War II Era color print ad for Armour's Star Ham

1919 Cover Wind Tunnel Airplane Models Aviation Instrument Scientific SCA3 Tools & Construction and he began using thePlease note that this is a cover only. This is an original 1919 two color cover for Scientific American featuring an image of a seven foot wind tunnel used for testing airplane models. Please note that the cover makes reference to page 558, but the page is not included in this listing. CONDITION This 92+ year old Item is rated Very Fine +++. Light aging throughout. Light wrinkling. No natural defects. No surface rub. No tears. No water damage. Please