The Worth Bros. Company

The Worth Bros. Company

46 Notes and Comments. [J. F. I.. J I t is t h r o u g h s t u d y i n g th e v a r i a t i o n s in t h e m a g n e t i c field o f t h e sun, a l...

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46

Notes and Comments.

[J. F. I.. J

I t is t h r o u g h s t u d y i n g th e v a r i a t i o n s in t h e m a g n e t i c field o f t h e sun, a l o n g w i t h t h e p h y s i c a l c h a n g e s g o i n g o n t h e r e , t h a t t h e c o r r e l a t i o n b e t w e e n c h a n g e s i n t h e s u n a n d c h a n g e s in t h e w e a t h e r a n d c l i m a t e o n t h e e a r t h w i l l be w o r k e d out. As t h i n g s w e n t , t h e s p e a k e r l o o k e d f o r a g r e a t a d v a n c e in t h e solution of meteorological problems along the t w o lines l a i d d o w n by h i m , b e t t e r f o r e c a s t i n g f o r s h o r t a n d l o n g p e r i o d s a n d a f i r m e r g r i p o n t h e c a u s e o f v a r i a t i o n s in c l i m a t e f r o m y e a r t o year.

Ttll~ WORTH BROS. COMPANY,Coatesville, Pa., recently rolled in one of its plate mills eighteen copper ingots, each weighing 63oo Pos., into plates I22X2161/e in. and 63-1oo in. in thickness. These plates were rolled for the Baldwin Locomotive Works, Philadelphia, Pa., and are the first plates of that kind ever rolled by the company. It is understood that they will be used to line boilers of locomotives, which are being made for export to France. Eighteen more plates of the same size will be rolled~at an early date for the same purpose.--lrou .4ge. THE construction of a destroyer, with 3o,coo hp. in five gas engines, each propelling a screw, it is announced, is to be started by Lewis Nixon, following the lead of th.e British Government, which is at present building a destroyer of I8oo tons displacement, to be propelled at a maximu~m speed of 36 knots, by steam turbines of 3o,0oo hp. The maximum speed of this new vessel it is said will be 33 knots, while it is announced that a sufficient quantity of fuel will be carried to enable the craft to cross the Atlantic to England at a speed of 30 knots, or in four days. The great difficulty with regard to this part of the programme is based upon the fuel consumption of the engines. Many destroyers are afloat which could accomplish this feat were only this phase of the subject absent. It is stated that in the present case, however, the gas engines, which are each of 6oeo hp. (the largest marine gas engine heretofore built is 500 hp.) will be so economical as to make possible the projected transatlantic trip at a speed greater than has ever yet been deemed possible.--Iron Age. THE PRODUCTIONof aluminum in the United States in 19o6 was 14,35o,ooo pounds. It is expected that the output in 19o7 will be twice as ,much, and that the output of I9O8 will double that of I9O7. Aluminum has often been spoken of as a possible competitor of coppeG but up to the present time its production has been too small to make it a matter of serious consideration in that respect. However, it appears as if conditions may be different by I9o8. Few realize that, outside of iron, steel and copper, perhaps no other metal has the possibilities before it that aluminum has.--Eng, and

Min. Jou~11al.