Heinrich Handschin, personal growth
In 1885, at the age of 55, Heinrich Handschin made the tried and tested Jakob Wirz his partner. He informed his clients that "I have accepted my present general manager Jakob Wirz as joint proprietor in my silk ribbon enterprise which I will continue under the name of Heinrich Handschin & Wirz."
"Heinrich Handschin: Retirement to Private Life,"
Swiss American Historical Society Review: Vol. 45
, Article 10.
Available at: https://scholarsarchive.byu.edu/sahs_review/vol45/iss2/10