National Geographic : 1918 May
Shelltex Rimmed Shur on EYEGLASSES AND SPECTACLES YOU'LL find that many of your friends wear Shelltex Shur-ons. Why? Because they find them good-looking, com fortable and economical. Try them yourself, and prove it. The genuine (made only by Kirstein) bear the name Shur-on or Shell tex in the bridge. At your dealer's E. KIRSTEIN SONS CO. 249 Andrew Street, Rochester, N. Y . SMakers of rimmed and rimless Shur-on eyeglassesand spectacles. Established 1864, Does your heating guaranty say any thing about economy? There is so little difference in "efficiency" between the standard makes of heating apparatus that your contractor will freely guarantee any of them-if it's large enough. But why the oversize? Simply because your contractor has to play safe if he wants to fulfill his guarantee. He knows that there will be a steady leakage of cold air into and a corresponding leak age of heated air out of your building the whole winter through; so he is com pelled to make it oversize to meet these conditions. You pay for the oversize in excessive and unnecessary fuel bills. To make your heating apparatus truly efficient-to get value received in com fort and warmth from your coal pile equip every door and window with MONARCH Metal Weather Strips and stop the leaks Let winter's blast blow over and around, but not through, your house. Get our estimate now. Let our licensee show you why Monarch strips are the only weather strips that can be applied to new or old buildings with the certainty that your building will be "weather-proof" despite any after-changes due to shrink age, swelling, or settling. Send for our book, "Evolution of the Window." It shows how you can turn a steady loss into a live profit. Monarch Metal Weather Strip Co. 4100 Forest Park Boulevard St. Louis, Mo. 'Mention the Geographic-It identifies you." JUDD & DETWEILER, Inc. Master Printers 420-422 Eleventh Street N.W. WASHINGTON, D. C.