
The Charter was issued by the International Union of Operating Engineers on October 1, 1948 upon request of 18 applicants known as “Charter Members”.
This Charter has been amended several times.
The International Union of Steam & Operating Engineers was issued a Charter by the American Federation of Labour on December 7, 1896 and by the early 1900’s had membership and Local Unions in Canada and the United States.
The official crest and motto were registered “Trade Marks”. The Crest or Badge signifies a high pressure steam gauge since most engineers at the time were operating equipment powered by steam. The motto “Labor Omnia Vincit” is Latin and translates to “Labour Conquers All”.
To read the entire history of the International Union of Operating Engineers Local No. 955 click here (PDF)