Introduction Great progress has been made in the past few decades to prevent and con trol the absorption of lead by both adults and children.

A'TRIP THRU THE TRITE TRIAD PLANT IN CHICAGO . , 1927 issue Chameleon, pages 8-9 U.. a flight of stairs, over a jack knife bridge, thru a tin door and you stop in the twi light of the stack house of the VThito Lead plant.

} i `' N the alphabet of environmental contamination, PCBs have a wide variety of uses.

it on ccknowUdgmont that a Bill of Lading hat bttn iittitd and it not tn original pm his Memorandum of Lading, nor a copy or duplicate, covoring tho proporty named herein, and it intended tofefy for fifing or record. 561928-047 56.1928-047 Customer P 0 / Release ------------ SOUTHERHPA&IHC--------------- I---------------------- scac^p_ R R KEY Origin SPLC / Shipping Date CEIVED.

3S6 Twenty-third Annual Safety Congress--National Safety Council wt chi* problem than m any other class of accidents.

CHC 000065 MM IM4WI I niVO.44 WdSlllliyiMKI tttMIJIIMJ OWVIUtt, uw ii/.miMH r*j|w< WASHINGTON IMAGING SERVICES, LLC USE MARIE REICHERT, NP 13033 BEL-RED RD STE 230 BELLEVUE, WA 98005 ACCESSION: MODALITY: EXAMINATION: 2149247 XRAY XRAY CHEST 1 VIEW RE: SMITH, DEANE DOB: 10/19/1927 SEX: M ACCT#: 72998 Exam Date: 2011-06-09 Exam Location: Bellevue Patient Phone: /- CHEST ONE VIEW: ' HISTORY: Shortness of breath and cough.

INTERVIEW Dr.

PLAINTIFF'S EXHIBIT To tbs Executive 0519 On Jana 25*1929 tha Welfare Committee "authsriicd an appropriation of $5,000. par year for five years to tha Saranac Laboratory for tho purposo of enabling It in oooparation with this Company to eoatiaao bacteriological studies of silieosis."

Air Hygiene Foundation of America, Inc. 4400 Fifth.

Heating and Ventilating The Herman Nelson Corporation Main Office Moline, Illinois Sales Representatives in all Principal Cities The Univent Unit Heating & Ventilating Systems. j To the Engineer: Owing to the fact that each room is treated separately, Uni vents offer an extremely simple and satisfactory solution of the heating and ventilating problem.

Roll of Membership HA1RE.

American Society of Heating and Ventilating Engineers Guide, 1925-26 Fig. 62.

American Society of Heating and Ventilating Engineers Guide, 1926-27 In selecting burner sizes the total load imposed upon the boiler and thence upon the burner should be carefully determined.

of and 1926-27American Society Heating Ventilating Engineers Guide, industrial installations.

American ofSociety Heating and Ventilating Engineers Guide, 1926-27 and allowing return mains to be run overhead.