Business: Wind-Up

One day last week, in the Elgin Watch factory in Elgin, ILL., a brand-new watch was dropped into a boiling bath of nitrohydrochloric acid. In a few minutes all of the watch was dissolved except the jewels —and the mainspring. It was as bright, hard and flexible as ever.

By this acid test, Elgin National Watch Co. demonstrated its new spring, which it called the biggest thing in watchmaking since the introduction of jewel bearings in 1704. Mainsprings have been the source of about half of all watch troubles. Elgin bragged that its new spring,...

Want the full story?

Subscribe Now


Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!