Some more info (links):
https://www.acresinternet.com/cscc....2bbf7691752bc9c088256c29004f9fef?OpenDocument
https://vintagechainsawcollection.blogspot.com/2012/11/canada-eastern-standard-time.html
http://www.chainsawcollectors.se/phpbb3/viewtopic.php?t=8387
https://www.farmshow.com/a_article.php?aid=22850
https://www.acresinternet.com/cscc....2bbf7691752bc9c088256c29004f9fef?OpenDocument
https://vintagechainsawcollection.blogspot.com/2012/11/canada-eastern-standard-time.html
http://www.chainsawcollectors.se/phpbb3/viewtopic.php?t=8387
https://www.farmshow.com/a_article.php?aid=22850