The YMCA was a very important contribution to Pueblo, Colorado's community; the CF&I Steelworkers and their families in particular.  The building began construction in October, 1917 and was opened to the public in January, 1920.  The "Y" boasted an Auditorium, built to seat more than 1,200 people, a full gym, billiard's room, bowling allies, a library equiped with reading rooms and even a soda fountain.  The "Y" also had an extravagant banquet and ballroom.   The "Y" believed in bettering thecommunity around them by offering education opportunities and social activities.  A wide range of beneficialclasses such as Accounting, Americanization, Languages, Civics, Salesmanship, Arithmetic, Chemistry and Electricity and even automobile service were some examples that the YMCA offered for education to enable upward mobility. Some recreational activities the YMCA offered ranged from baseball leagues to swim meets all the way up to boxing.  The YMCA covered nearly every sport the American culture participated in. Pueblo Colorado had the biggest industrial Y in the country, possibly in the world.