Munn, Orson D.
Title Scientific American February 1933 Volume 148 Number 2
Size 4to - over 9¾" - 12" tall
Publisher New York Scientific American Publishing Company 1933
Seller ID 35507791
Features: History in the talkies - a vast amount of research is necessary for accuracy, but is combined with a certain amount of legitimate trickery; Our point of view - is beer intoxicating? Naval economies, Soulless machines; Television in England - a brief survey of envents of 1932 that are indicative of the general trend; More about meteors - astronomers also concern themselves with bodies no larger than bepples and distant only with the width of several counties; Leveling out the hills with more precise molecules - how a study of an automobile's digestion points the way to more power with which to climb hills; A world's fair in the making - a few of the striking effects in architecture and lighting at the century of progress at Chicago; Underneath the artist's paint - a new device takes from a painted panel a minute core which experts may then examine to detect forgeries; Seeing an unseen world - an introduction to a fascinating hobby for the amateur (microscopy); The amateur rides a new hobby - a number of people have found gem stone cutting and polishing "exceedingly Interesting" and have had excellent results; Reinforcing a weak spot in our diet - cobalt, iron, copper and many other common minerals in our diet; Water conservation - the key to national development; A vegetable from the dark - the succulent mushroom requires great care in selection of spawn, cultivation, and harvesting; The telephone goes to sea - phoning from the fishing fleet is now as easy as phoning from your own home; "Cheap" light bulb fallacies - imported oriental lights cost less but use more electricity. Unmarked. Average wear.