National Geographic : 1927 Mar
N the beginning Most people bought a 30c bot tle ofO-Cedar Polish as sort of a trial. TODAY hundreds of thousands of these same people buy O-Cedar in quart, half gallon and gallon sizes, effecting still greater econ omy. IF you would save time, work and money, you will use O-Cedar Polish. It re quires less rubbing. O" W SPictures Maps, Charts and Photographs are best displayed when you use Moore Push-Pins Glass Heads-Stee IPoints They harmonize with any color decoration. Easy to insert in woodwork or plaster. Will not mar subjects on walls. For framed pictures or heavy articles, use Moore Push-less Hangers Simplest and strongestpicture hangermade 10c Pkts. Dealers Everywhere Send for samples and booklet Moore Push-Pin Company Wayne Junction Philadelphia, Pa. Originators of these world-famous devices to "Hang up things." A "Mention the Geographic-It identifies you." When Buying Your Piano-- CONSIDER these facts. The three essentials of piano quality-tone, touch and durability-are largely con trolled by the piano action. Because this is true, manufacturers of high-grade pianos seek the finest piano action oh tainable to match the quality of their instruments. For 52 years leading makers have used the Wessell, Nickel & Gross action-the world's highest-priced piano action. The fact that these makers prefer to pay more for this famous action indicates its su preme quality. To insist upon a Wessell, Nickel & Gross equipped piano or player is to secure an instrument of genuine quality. WESSELL, NICKEL C& GROSS Established 1874 New York City SWhen you Buy an lilht, Grand /er or Reproducin g Piano /\sist on the 9tessel/.SVickel Grosseiano pActiorn. iI 250 POWER /75 MICROSCOPE MADE IN U.S.A. Educational and entertaining, this fine instru ment familiarizes young and old with life around us that is invisible to the unaided eye. Tiny insects appear as monsters. Plant and mineral life reveal new beauties in form and color. Ideal for students, home, office, dentists, physi clans, scientists and laboratory. Precise optical qualities, giving variable mag nification from 100 to 250 diameters. Tilting stand. Black finish, nickel trim. Complete with plush-lined case, prepared slide and instructions. 100 Power Model, $8.50. At your dealer or direct, postpaid. Money back guarantee. Further information free upon request. Wollensak Optical Company 853 Hudson Ave., Rochester, N. Y.