
As part of its centennial activities, Allison Transmission Holdings Inc. announced the dedication of an "Allison Machine Shop" historical marker at the building's location where it still stands on Main Street in Speedway, Ind.
As part of its centennial activities, Allison Transmission Holdings Inc. announced the dedication of an "Allison Machine Shop" historical marker at the building's location where it still stands on Main Street in Speedway, Ind.