Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1915
Regional History Center & NIU Archives:
Big Ben Assembly
Regional History Center & NIU Archives:
Big and Baby Ben Automated Assembly Lines
Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1915
Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1915
Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1914
Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1915
Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1915
Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1915
Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1915
Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1915
Regional History Center & NIU Archives:
Westclox factory (LaSalle, IL), circa 1915