Show P EtCH leU IV Would Be Foiled W J f fY fi Y s i A 9 b 3 a S w Nir o 1 L w ad vc owa r 4 Miss Bobbe Joyce Is seen demonstrating the futility of trying to see through a peeples keyhole and key guard one ot of the gadgets which went on public vIew during the annual convention of the National Inventors congress In New York The ingenious device which serves as a key lock as well as blocking the opening operates on the simple prInciple that you can t see through something when there is nothing through which you can see |