Encyclopedia Dubuque
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DUBUQUE ARCHITECTURAL IRON WORKS
DUBUQUE ARCHITECTURAL IRON WORKS. As early as November 5, 1898 Voggenthaler & Ragatz were advertising the Duuque Architectural Works at 810-820 Eighth Street. They advertised themselves as general machinists and founders whose products included shafting, pulleys and hangers, beams and columns, house rods, cresting, bolts and screws of every description. (1)
E. J. Voggenthaler and Company was the sole proprietor by October 27, 1901. (2) This became the E. J. VOGGENTHALER COMPANY.
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Source:
1. Advertisement. Dubuque Daily Herald, November 5, 1898, p. 14
2. Advertisement. Dubuque Telegraph-Herald, October 27, 1901, p. `3