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Show THE WORLD OVER ' Success has followed planting on the sandhills of Nebraska. Jackpines planted there by the government forest for-est service ten years ago now have a height of 15 feet and a diameter of four Inches. To protect a Swiss railroad from frequent fre-quent avalanches numerous snow retaining re-taining walls hilve been built on a mountain side at points from which the slides start, to hold the snow until It melts. An electric heater to be placed In a bathtub after it has been filled to raise the temperature of the water to any desired degree has been patented by tin Ohio inventor. A spark plug with two gaps, producing produc-ing two sparks at once, is finding favor fa-vor in England, the idea being that one gap is sure to work even If the other becomes clogged by soot. By a series of Interesting experiments experi-ments with chickens, beginning before they are hatched, a Paris scientist has demonstrated that bacilli are not necessary nec-essary to the life of vertebrates. Willis A. Calkins of Abington, a large chicken raiser, hired an expert to come from Boston to pick chickens. The man arrived about 10:30 in the morning, stopped to eat dinner, and at five o'clock had 100 birds picked. The efforts being made to educate the public to the necessity of care In the matter of fire prevention are bearing bear-ing fruit as shown by recently compiled com-piled figures. Fire losses in 1915 decreased de-creased $52,755,000, as compared with the 1914 record for the United States and Canada. The total losses by fire last year were only $182,830,000, as compared with $235-.591,000 the previous previ-ous year. Dr. N. r. Crooks, a ship surgeon employed em-ployed by the Pacific-Japan Steamship company, has crossed the Pacific ocean 12;i times, covering in that time more than 1,000,000 miles The telegraph nnrt telephone systems of the United States and Canada require re-quire about 4,000,OuO poles a year for renewals along old lines and the erecting erect-ing of new ones. Commercial houses are urged by the government to stive their old correspondence corre-spondence as material for the paper mills. One large house that formerly burned about 500 tons of old letters each year Is now selling theiu. |