The National Geographic Magazine, Том 40

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National Geographic Society, 1921
Indexes kept up to date with supplements.

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Страница 324 - AMERICAN TELEPHONE AND TELEGRAPH COMPANY AND ASSOCIATED COMPANIES One Policy, One System, Universal Service, and all directed toward Better Service EVIEW Vol.
Страница 432 - Simply mail the coupon for a 10-Day Tube. Note how clean the teeth feel after using. Mark the absence of the viscous film. See how teeth whiten as the film-coats disappear.
Страница 112 - Film absorbs stains, making the teeth look dingy. It is the basis of tartar. It holds food substance which ferments and forms acid. It holds the acid in contact with the teeth to cause decay. Germs breed in it. They, with tartar, are the chief cause of pyorrhea. Thus most tooth troubles are now traced to film.
Страница 326 - Help us forge an endless chain campaign for motoring safety for everyone. Show this advertisement to all slip-shod drivers you meet and ask them to spread its doctrines to others in their class. Reprints of this advertisement will be mailed on request. AMERICAN CHAIN COMPANY, INCORPORATED BRIDGEPORT CONNECTICUT In Canada : Dominion Chain Company* limited, Niagara Falls, Ontario General Sales Office: Grand Central Terminal Building, New York City District Sales Offices : Boston Chicago Philadelphia...
Страница 218 - Every well-informed man and woman should at least know something about this famous library. The free book tells about it — how Dr. Eliot has put into his Five-Foot Shelf "the essentials of a liberal education...
Страница 145 - The passenger pigeon needs no protection. Wonderfully prolific, having the vast forests of the north as its breeding grounds, traveling hundreds of miles in search of food, it is here today and elsewhere tomorrow, and no ordinary destruction can lessen them or be missed from the myriads that are yearly produced.
Страница 326 - For the Gums. Forhan's For the Gums will prevent Pyorrhea — 'or check its progress — if used in time and used consistently. Ordinary dentifrices cannot do this.
Страница 73 - Who shall ascend into the hill of the LORD : or who shall rise up in His holy place ? Even he that hath clean hands, and a pure heart : and that hath not lift up his mind unto vanity, nor sworn to deceive his neighbour.
Страница 432 - ... dramatists. Yet he is busy, as all men are, in the affairs of every day. How has he found time to acquire so rich a mental background? When there is such a multitude of books to read, how can any man be well-read ? The answer to this man's success — and to the success of thousands of men and women like him — is contained in a free book that you may have for the asking. In it is told the story of Dr. Eliot's great discovery, which, as one man expressed it, "does for reading what the invention...

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