Skip to main content

click zoom to display a high-res image
Photographs

Special Ball Mill Drive

Image

A male employee, Ed Grown, attends to a large ball mill drive. This product was purchased by Allis Chalmers and used by Pima Mining Company. Falk caption reads, "41 x 21.9Z1S speed reducer, ratio 5.308:1. 2 units on MO7-075276 and 4 identical units on MO 07-075220. One inching drive for all units furnished on MO7-067675. See Engineering File for all other exact details. Units include 230F H.S. coupling and 270F L.S. coupling."

Date Created:
August 15, 1971

Publication Information

Date Created
August 15, 1971

Physical Description

Format
Image
Extent
1 photograph
Dimensions
21 x 26 cm

Collection Information

Copyright Information

Copyright Status
COPYRIGHT NOT EVALUATED
Unique ID
W012GLE
Legacy ID
WHi 50550

Image

Digital Collections

Explore more than 100,000 collection items online through the Society’s digital collections. For over two decades, we’ve been scanning, photographing, and digitizing materials from our collections, creating a rich and growing digital archive that brings history closer to you.
 
The Wisconsin Historical Society offers an ever-growing digital collection. Digitized materials reflect the full range of items in the collections including photographs, letters, newsletters, films, posters, architectural drawings, menus, and ephemera.

View Our Curated Collections

Attribution

For a credit line: Wisconsin Historical Society, Creator, Title, Unique Identifier. 

The Unique Identifier can be found at the top or bottom of the page for each item. The name of a downloaded file is NOT the unique identifier.

For bibliographic citations please consult the UW-Madison Libraries Citation Research Guide to ensure compliance with appropriate style guidelines.

 

 

Accessing Collections

The vast majority of the items in our collections are not online. The Society owns thousands of archival collections viewable in our Archives reading room. To view and conduct research in our collections, visit us in person.

Plan Your Visit

Photographs
Large Coupling

Large Coupling

January 29, 1968

Coupling that was purchased and used by Sociedad Mixta Siderugia, a steel mill in Argentina. Falk caption reads, "This 240G coupling is largest Falk gear coupling furnished to date... this is part ...

View
Photographs
Tramway

Tramway

August 24, 1971

Tramway that was used by O.D. Hopkins Association Incorporated of Contoocook, New Hampshire. Falk caption reads, "Tramway (Skylark- customers, Sky Glider) 2-size 120T10 Falk product name. Steelflex...

View
Photographs
Conveyor Drive

Conveyor Drive

March 1979

James Blaesius, a Falk employee, operates a fork-lift that carries a component of a conveyor drive. This unit was purchased by Kaisers Engineers and used by Asarco Incorporated of El Paso, Texas. O...

View
Photographs
Drive Agitator

Drive Agitator

April 15, 1971

Male employee, Timothy Burton, inspecting a drive agitator. This product was purchased by Coppus Engineering Corporation and used by E.R. Squibb and Sons. Falk caption reads, "This unit is drive by...

View
Photographs
Coupling Sleeve

Coupling Sleeve

February 23, 1976

Bill Wagner, a Falk employee, attends to a large coupling sleeve. This unit was later used by the Auburn Plant-Baush Drill Press. Original Falk caption reads, "This machine and tooling is the prope...

View
Photographs
Large Ring Gear

Large Ring Gear

January 19, 1971

View of a 29 foot in diameter ring gear that is a component of a ball mill drive on a truck. This ring gear was purchased by Koppers and used by Hannah Mining. Original Falk caption reads, "29 foot...

View
Go to top
Wisconsin Historical Society
Search Dropdown