Encyclopedia Dubuque
www.encyclopediadubuque.org
CITY EMPLOYEES' LOCAL NO. 228. The 1937 Dubuque Consurvey Directory listed the Labor Temple.
The 1939 through 1945 Dubuque City Directory listed 236 W. 9th.
The 1959 through 1968 Dubuque City Directory listed 111 W. 6th.
