1923 Cover Aircraft Wind Tunnel Science Howard Brown Aviation Instrument SCA3 PPB1 Pfaff whose interests included duck

Pfaff whose interests included duck hunting

as well as

This is an original 1916 black and white print ad for a power washing machine from H

"A Blind American Girl's Artistic Triumph

TM3A12B19C55

1923 Cover Aircraft Wind Tunnel Science Howard Brown Aviation Instrument SCA3 PPB1 Pfaff whose interests included duckPlease note that this is a cover only. This is an original 1923 color cover for Scientific American, featuring an image of the intake end of a wind tunnel used for aircraft model testing. Please note that this image makes reference to page 88, but that page is not included in the listing. CONDITION This 88+ year old Item is rated Very Fine ++. Light aging throughout. Light wrinkling. No natural defects. No surface rub. No tears. No water damage.