Machine cut double helical wheels, with staggered teeth cut in solid blanks, Wüst's patent, are the gear for all high-speed and heavy drives ...
Contributors: Power Plant Company
Publisher: Colonial Engineering Co.
Published: 1900
Place of publication: Montreal
Language: eng
Subjects: Spiral Gearing
Notes: Broadside.

"We supply these wheels in sizes up to 14 feet in diameter ... "--P. [1].

"Manufactured by the Power Plant Company ... Middlesex, England"--P. [2].