TYPHOID FEVER IN DISTRICT OF COLUMBIA. 
95 
CRYSTAL PLATE ICE COMPANY, THIRTY-FIFTH AND K STREETS NW. (GEORGETOWN). 
[American Ice Company controls output.] 
Daily output. — Can system, 50 tons (May 1 to October 1); plate system, 35 tons 
(year around). 
Water used. — City water; canal water (condensers and water wheel) (one-half power 
steam and one-half water).® 
Processes, filtration, etc. — Can system: (1) Exhaust steam from the engines; (2) 
grease separator; (3) condenser; (4) reboilers; (5) skimmers; (6) grease traps; (7) 
three Frick filters, tandem, and two New York Manufacturing Company’s filters, and 
(8) cans by automatic fillers. Plate system: Raw, from city main. 
Wells, and locations of same. — Driven wells: Two 40-foot wells were driven in present 
building, but water was too warm for condensing and they were abandoned. 
Employees, water-closets, etc. — There are 15 persons (no drivers) employed about the 
factory, for whose use there are two privies, built over the river, about 150 feet from 
front of factory. 
Horses, stables, etc. — No horses or stables, as output is controlled by American Ice 
Company. However, horses and wagons stand in front and there is much horse 
manure and urine on the street. 
GEORGETOWN ICE COMPANY, 3327, 3329, 3331 K STREET NW. (GEORGETOWN). 
[American Icc Company controls output.] 
Daily output. — Plate system only, 20 tons (23 tons in winter). 
Water used. — City water; canal water (condensers and water wheel).® Water power 
only. 
Processes, filtration, etc. — Plate system: Raw, from city mains (used to filter, but not 
since installation of city filtration plant). 
Wells, and locations of same. — ^Driven wells: One driven 80 feet, but could get no 
water — solid rock at that depth. Located in engine room.& 
Employees, water-closets, etc. — There are 5 persons on regular duty, and 1 extra in 
cases of emergency, for whose use there is one privy over wheel pit on second floor ; 
discharges into tail race, which empties into river. 
Horses, stables, etc. — No horses or stables, as output is controlled by American Ice 
Company. However, horses and wagons stand in front, and there is much horse 
manure and urine on the street. 
STATION NO. 3 OF THE AMERICAN ICE COMPANY, CORNER OF GRACE AND POTOMAC 
- , STREETS NW. (GEORGETOWN). 
Daily output. — Plate system only, 30 tons (45 tons in winter). 
Water used. — City water; canal water (condensers and water wheel).® Water power 
only. 
Processes, filtration, etc. — Plate system: (1) City water through three large crushed 
flint filters; (2) forecooler; (3) one sponge cooler; (4) storage tank (well covered). 
Three flint filters and one sponge filter work tandem. 
Wells, and locations of same. — None. 
Employees, water-closets, etc. — There are 8 persons (no drivers) employed about the 
factory, for whose use there is one privy, having one hole; place, outside and back of 
factory over the fore bay of the flour mill just below. 
Horses, stables, etc. — No horses or stables, as output is controlled by American Ice 
Company. However, horses and wagons stand in fron^ and there is much horse 
manure and urine on the street. 
®For condensing only (?). 
b Failures. 
