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Show THE WORLD OVER Success has followed planting on the sandhills of Nebraska. Jackpinea 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 have 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 Ailed to raise the temperature of the water to any desired degree has been patented by an 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 I'aris scientist hag demonstrated that hneilli are not necessary nec-essary to the life of vertebrates. Willis A. Calkins of Abington, n large chicken raiser, hired an expert to come from Boston to pick chickens The man arrived nbout 10:,10 in the morning, stopped to eat dinner, and at live o'clock had KX) 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 J52.755.000, as compared with the 1914 record for the United States and Canada. The total losses by fire last year were only J1S2.836.000, as compared with J235,5!)l,000 the previous previ-ous year. Pr. N. P. Crooks, a ship surgeon employed em-ployed hy the Pnciflc-Japan Steamship company, has crossed the Pacific ocean 12,'i times, covering In that time more than 1,000.000 miles The telegraph and telephone systems of the United States and Canada require re-quire about 4.0O0.(nH) poles a year for renewals along old lines and the erecting erect-ing of new ones. Commercial bouses are urged by the government to save their old correspondence corre-spondence as materia! for the paper mills. One larce house that formerly burned about 000 tons of old letters each year is now selling them. I |