Page:Popular Science Monthly Volume 92.djvu/430

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��Popular Science Monthly

��These Are the Trapeze Artists Among Telephone Poles

TELEPHONIC com- munication has be- come so much a part of our everyday life that the new camps springing up number telephones as among the first military necessities.

In equipping Camp Gordon, near Atlanta, Ga., the telephone wires had to be swung across a long, newly made rail- road cut. Speed was imperative. Instead of making a detour, pole- less, aerial cross-bars were placed in position, held secure by guy wires fastened to poles run- ning at right angles to them.

Four hundred tele- phones will be installed. The plant needed to con- nect these telephones with the exchange is large enough to do credit to a fair-sized town.

���is cut out to conform to the shape of the top of the coat displayed and of the be- holder's chin. Thus the man looking in the window sees himself wearing the suit on dis- play.

��Crossbars held in position by wires attached to poles at the right and left of the area shown in the illustration

��How Would I Look in That Suit? This Device Tells You

PERHAPS you have seen a suit or a hat in a show window and __^

have wondered how you v.'ould '♦■■^♦^ look if you were wearing it. Charles H. Mac- Questen, of Bloomfield, New Jersey, has devised the means of gratifying your curiosity. His de- vice consists of a support for a suit which is dis- played in a show window at a height which would correspond with the height of the average man. Behind the clothes he has placed a mirror the lower edge of which

��Steel Wheels Are Be- coming Popular

THE tendency to sub- stitute steel for wood in the manufac- ture of wheels for auto- mobiles and heavy trucks is not due to any desire to economize in the cost of the wheels, but is largely the result of the scarcity of good wood. In Europe, the wooden wheel has long been replaced by the steel wheel on trucks.

The most widely used wheel in England today is made from sheet steel. It is stamped in two parts. These are after- ward welded together by an acetylene flame. The finished wheel looks almost exactly like a There is an immense

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��Trying on the suit in the shop window — the new way

��wooden wheel, length of weld, however, which follows the mid-section of each spoke, so that this type of wheel is not considered a very good manu- facturing propo- sition.

From three to six bolts are used, according to the size of the wheel. These have cap nuts. The outer nave plate is a loose fit on the hub, so that the wheel can be pulled off easily when the nuts are removed. The wheel can be sup- plied with a demount- able rim if desired, but there is very slight de- mand for such rims in England.

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