--- In STMFC@yahoogroups.com, "Dave Nelson" <muskoka@...> wrote:
used hoppers to move limestone to steel mills?
Yes. B&O moved a large amount of limestone and dolomite to the Ohio
Valley from eastern West Virginia and the Shenandoah Valley of
Virginia. Blast Furnace and Open Hearth flux moved in open hoppers.
Lime and processed dolomite moved in covered hoppers and containers.