Front:
SUB-STRUCTURE OF
MARSHALL FIELD & CO 'S
RETAIL STORE, CHICAGO
STREET
LEVEL/A
MADE GROUND
BASEMENT E SALESROOM A
STIFF BLUE CLAY
SOFT BLUE CLAY
FECOND BASEMENT
SHIPPING ROOM
SUBWAY FLOOR MACHINERY ETC.
SUBWAY
MEDIUM STIF
BLUE CLAY
EJECTOR
PIT
SOLID
CONCRETE
CAISSON
SOLID
CONCRETE
CAISSON
SOFT BLUE CLAY
VERY RARD BLACK CLAY
ND CLAY
EARD BLACK CLAY
AND GRAVEL
SOFT SANDY LOAM
SEDE M STIFE KLUE.CLAY
VERY HARD BRITTLE
CLAY, GRAVEL AND
SLATE
RAYD PAN
110 FEET
Back:
OHIN
CHICAGO
MARE
V. 0. Hammon Pub. Co., Chicago
1468.