Kehoe: You are acquainted, I understand, with the fact that the Dow Chemical Company is using tetraethyl lead in a chemical process.

Kehoe: I received your very excellent reprints concerning tetraethyl Ethyl lead and gasoline dermatitis and viish to thank you very kindly for the same.

may have had a considerable exposure to load* In m y opinion this would be a matter of secondary importance but It seems pertinent to m e to Inquire into the extent of such exposure, in as much as It is conceivable that such an exposure may have been a contributing factor In a general lack of resis tance to an infectious process* The heart condition is u n doubtedly of the latter type and in m y opinion It Is the sole cause of his present disability, I shall make a later report o f the lead findings if there is anything of significance to report.

In talking to Dr.Fischbein the other evening he was very positive that this man had a minor case of tetraethyl lead poisoning.

Kehoe: I have just completed survey of lead area.

Los Angeles Directory Co's LOS ANGELES City Directory 1936 CONTAINING AN ALPHABETICAL DIRECTORY OF BUSINESS CONCERNS AND PRIVATE CITIZENS, A STREET AND AVENUE GUIDE, A LEGAL SECTION AND MUCH INFORMATION OF A MISCELLANEOUS CHARACTER Also a Buyers' Guide and a Complete Classified Business Directory For Detailed Contents See General Index 59520 1- ' LOS ANGELES DIRECTORY CO., Publishers 711 McComas Bldg., 120 East 8th St., Los Angeles, Calif.

Sections were cut with a glass knife, stained with lead citrate and uranyl acetate, and examined with the electron microscope.

oa G INDUSTRIAL HYGIENE FEATURES Long-range implications for occupa tional medicine are discussed in Abst.

oa G INDUSTRIAL HYGIENE FEATURES Long-range implications for occupa tional medicine are discussed in Abst.

The use of the most suitable materials, as obobtained from leading refractory manu facturers, combined with competent and experienced engineering service are the customer's assurance of a successful and economical installation.

Nov. 1951 Total Acute carbon monoxide poisoning Allergy Anthracosilicosis Bronchial irritation Carbon monoxide poisoning Carbon tetrachloride poisoning Chemical poisoning Dermatoses Eczema Eye infection Eye irritation Hernia Lead poisoning Lung irritation Miscellaneous Pneumoconiosis Silicosis Silico-tuberculosis Skin infection Skin irritation Total1 7 1 13* 7 11 3 6 26 ___ 2 1 1 1 1 67 2 2 3 2 l 12 2 22 JL 21 53 127 7 2 1 1 1 1 1 87 2 2 3 11 2 1 15 6 26 2 22 ____ 201 1.

Acute carbon monoxide poisoning Allergy Anthracosilicosis Bronchial irritation ; Carbon monoxide poisoning Carbon tetrachloride poisoning Chemical poisoning Dermatoses Eczema Eye infection Eye irritation Hernia ' Lead poisoning Lung irritation Miscellaneous Pneumoconiosis Silicosis Silico-tuberculosis Skin infection Skin irritation Total II Ind.

-sized tl occupa That holds for substances such as car , he think it advisable to attempt to define along bon monoxide and lead and chromium and a hazard in a plant without technical initial Occupational Disease Control 135 n: jurement?

-sized tl occupa That holds for substances such as car , he think it advisable to attempt to define along bon monoxide and lead and chromium and a hazard in a plant without technical initial Occupational Disease Control 135 n: jurement?

Man'sdomesticandindustrial use of biocides for hygienic purposes leads to entry at various other points in the food chains.