Is The . Infinitely Variable Gear Possible For Commercial...

rr HE problem Of devising a form of gear - 11 -. which will provide something approaching an infinite number of ratios belween the highest and lowest limits which are desirable......

Loose Leaves.

J OURNALISTIC work is ofitimes productive of coincidences which are always more or less interesting. One that has just occurred is almost worthy to receive the adjective "super"......