Vintage 1930 Science And Invention Magazine Oct Coast Guard‎ Sharks Color Cover

Brand/Publication: Science and Invention magazine.  Issue: October 1930, Volume XVIII, Whole Number 210; original 25¢ cover price.  Format: Staple-bound softcover science and technology magazine with color illustrated front cover and color back-cover advertisement.  Publisher: Radio-Science Publications, Inc., Jamaica, New York; English-language edition.  Cover art shows a dramatic Coast Guard rescue scene with a signal flare, promoting the feature article Our Coast Guard Heroes.  Highlighted contents include Hunting Sharks for Meat, Shoes, and Vitamins, Wonder What a Soaring Pilot Thinks About by Wolf Hirth, and The Right Diet for Your Outboard by J. Phillips Dykes.  Additional feature articles listed on the contents page include Liners of Our Inland Seas, When Broadway Went Up in the Air, Deadly Germs to Make You Well, Can You Select Ideal Equipment for a Home Workshop?, Electricity—the Home-Maker, Metals That Grow, How to Build a SCOUT Secondary Glider, The Safety Valve, and Bench Saw from Odds and Ends.  Sections cover general science, radio, construction, amusement, experiments, and new devices, with numerous short pieces, reviews, and practical how-to projects for the home workshop.   Vintage original 1930 printing, suitable for collectors of early 20th-century science, technology, Coast Guard and aviation history, and illustrated magazines.