. Popular electricity magazine in plain English. U. S. Armys Latest Type of Portable Telephone Switch-board ularly demonstrated in the Russian-Japanese war. A new telephone switchboard used inthe United States Army and so installedas to be readily moved about is presented in the illustration. This is a board setin a strong iron framework and placed ina trunk. When set up, the trunk withthe cover removed is supported uponsubstantial, adjustable legs. The boardwill handle 40 magneto lines and whenpacked for moving weighs 200 pounds. FLASHLIGHT IN A WATCHCASE A flashlight in which the lamp andbat
. Popular electricity magazine in plain English. U. S. Armys Latest Type of Portable Telephone Switch-board ularly demonstrated in the Russian-Japanese war. A new telephone switchboard used inthe United States Army and so installedas to be readily moved about is presented in the illustration. This is a board setin a strong iron framework and placed ina trunk. When set up, the trunk withthe cover removed is supported uponsubstantial, adjustable legs. The boardwill handle 40 magneto lines and whenpacked for moving weighs 200 pounds. FLASHLIGHT IN A WATCHCASE A flashlight in which the lamp andbattery are enclosed in a watchcase isthe subject of a patent by Emil Neu-. Watchcase Flashlight dorffer, Stuttgart, Germany. The lampand reflector occupy the center of thecase and specially shaped battery cellsoccupy a triangular position aroundthem. The lamp is flashed by pressinga projecting button or may be lighted upsteadily by revolving one part of thecase upon the other. UNCLE SAMS MAIL BAGS There are 28 different kinds of mailbags in the service of the Post Of-fice Department, and they cost from22 There are mail bags foralmost every conceivable use, especiallysince Uncle Sam is now engaged in thetransportation of parcels. One may shipalmost anything, coming within the pos-tal regulations, with little danger of lossor breakage. One of the most peculiar mail bags isthat contrived for the transportation ofbees. Sending bees by mail was adifficult operation in the days before tin-adoption of the bee bag. Then thelittle creatures generally arrived at theirdestination dead or so exhausted thatthey were of little value. Nowadays,however, they may b
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectelectri, bookyear1912
