Explore this collection of vintage Popular Science magazines from the 1940s, featuring approximately 20-30 issues, English language, cover prices of 15¢ and 25¢, dimensions of approximately 10.5 x 7.5 inches (26.7 x 19 cm), and total weight of approximately 5-7 lbs (2.3-3.2 kg). Mid-20th century technology and science articles.