The Jeffrey Manufacturing Company launched a revolution in coal mining. For more than a century, Jeffrey cutting machines, conveyors, and mine locomotives produced coal for America and
Speeches and Publications
Tad Jeffrey and Jim Garland have written several papers and speeches on the history of Columbus, Ohio and on investing.
The Jeffrey Company
100 East Broad Street
Columbus, Ohio 43215
phone: (614) 221-6115
Parts and Service
While we no longer manufacture anything, people still contact us for parts for Jeffrey machines.