INVENTIONS WANTED!
ADHESIVE on back of sandpaper to eliminate the slipping of paper when used on a block. Theodore Malone, Wolfeboro, N. H.
THREE-MANACLE handcuffs would secure both hands of prisoner; third one would be attached to cop. Danny Porter, Dallas, Tex.
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Latest Aids for the Housewife
Cooled by air admitted through grate in bottom, the new window refrigerator cabinet shown above keeps food safe and sanitary.
This new electric permanent waving machine enables housewives to dress their own hair at home.
This handy electric food mixer mashes potatoes, mixes icing and salads, and can be converted into fruit juice extractor.
Above photo shows new baby bottle which clamps on side of crib, chairs, etc., and folds away when not in use.
Dirt, litter, etc., is gathered up with one simple motion with this new brushpan.
Tape for Pictures
ONE of the most ticklish aspects of the whole video tape operation is the manufacture of the tape itself. In these photos taken at the new ORRadio plant in Opelika, Ala., we can see some of the inspection steps used to insure perfect tape—which will “play back” a signal just about indistinguishable from a live telecast.
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Shackleton the Pioneer
by W. H. TURNER
Technical Editor Encyclopedia BrittanicaTWENTY years ago Shackleton set out for Antarctica with a shipload of equipment. Today a million dollar expedition with four ships and four airplanes is exploring the same ground—but in what a different way! Old and new methods of exploration are graphically contrasted in this authoritative article.
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