This 77+ year old Item is rated Near Mint / Very Fine. No creases. No natural defects. No surface rub. No tears. No water damage.
This piece was illustrated by Helck, Clarence Peter. Artist signature in print - bottom right of image.
Clarence Peter Helck
(1893-1988) Peter Helck was a renowned magazine illustrator, with his greatest success occurring between the 1920s and 1940s. Helck composed mostly industrial or automotive scenes, with many popular Advertising clients such as General Electric, Chevrolet, and Mack Trucks, among others. He was the founder of Automotive Fine Arts Society and named the Dean of American Automotive Illustrators of the 20th Century.
Keywords specific to this image: Microscope, Test Tube, Beaker, Burners, Manufacturing Chemists, Medical Profession, Pharmaceuticals, Science Vintage Advertising