PIPING TREE FERRY FARM PROSPECT DIATOMITE  EXP PROSPECT
PARKER PIT SAND & GRAVEL  PRODUCER
REA CONSTRUCTION PIT NUMBER 4 SAND & GRAVEL  PAST PRODUCER
CHESAPEAKE PIT NO 2 SAND & GRAVEL  PAST PRODUCER
REA CONST. MINE NO 5 SAND & GRAVEL  PRODUCER
WILSON W H MINE NO 1 SAND & GRAVEL  PAST PRODUCER
MINE NO. 1 SAND & GRAVEL  PAST PRODUCER