Early twentieth century time clock used to keep track of employee's work hours. Employees would dial the handle to their employee number (1-100) on the face shown here and push the lever. A mechanism inside the box would encode the day, time, and employee number and print it on a roll of paper. Photo taken in the Artillery Park in Quebec City, Quebec, Canada by Yannick Trottier in 2006
<a href="//commons.wikimedia.org/w/index.php?title=User:Ytrottier&amp;action=edit&amp;redlink=1" class="new" title="User:Ytrottier (page does not exist)">Ytrottier</a>
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>