When I t a lke d w ith you la s t about the p o s s ib ilit y of your u n d er takin g work on the r e la t io n s h ip s which might e x is t between le a d and calciu m and lead and phosphorus, I p r obably n e gle ct e d to t e l l you t h a t we are making a few ob se r vat ion s on exp er im en tal s u b je ct s who ar e t a kin g known q u a n t it ie s o f le ad w ith the idea of being sure during the d iffe r e n t phases of the experiment as to whether the calcium and phosphorus in take and output were balan ced or u n balan ced .

Stataa Department, - .t and ahem X am assuming vill ba thoroughly competont to mako tha#W-tests and examinations, and, aaoondly, whsthor tha ra- port of their findings will ba open and available to tha pub- lio or, to ba aors opaoifio, suppose for inatanoa that tha X-ray sxaal nation of John Smith, an ampioyaa who has boon with tha Company for a long period of time, should show a decided fibrosis of tha lungs, oouid one of tha Attorneys who haws mads a specialty of bringing thasa suits in Charles- ton, knowing that tha Department of Health had made this ex amination, view tha same and see the report on nr* Smith, and which undoubtedly would lead to his contacting Hr, Smith for the purpose of instituting a suit against the Company* X assume tha South Carolina Stats Hoard of Health -- will bo furnished with a copy of tha findings and results of %{telrLo tha inspection and examination, mi the earns question would arias in regard to tho Stato Hoard cf Haith,aa to whioh X do not know whether yea are In a position to advise mo on or not* ... ......

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Tuberculosis and heart disease are tee two^Leading causes of death among industrial workers and it is to be expected that the asbestos work, would have their quota.

Swiss and German sta tistics from the mid-nineteenth century suggested that between a third and half of all cancer deaths stemmed from stomach cancer,2 and Dormanns's ambitious autopsy study of the early 1930s came up with similar figures.3 Gastric malignancy was the leading cause of cancer death in the United States, too: a 1937 study of American physicians found that stomach and liver cancer together claimed more lives than any other kind of tumor, followed by cancers of the colon, breast, prostate, and so on down the list.4 No one really knows why stomach cancer was so common in the 1920s and 1930s--or even why incidence rates plummeted in the decades after the Second World War.

If it is attempted to remove heavy dust such as lead oxides by an over head hood the conditions may be worse than if no exhaust were used at all, owing to the rising air current carrying the dust up through the 651

They postulated that this would "extend the usefulness . . . and lead to a wider application."

f carry 8000 sq ft and are 6 in. pipe, the whole runout including Ji, Ji and Ji ana.Ni. and Hi and the leads from the boiler headers :to the main steam header would also be made o m. pipe

Of course, this application of lead could be limited to the use of large transport planes and!

Have n o th in g f u r th e r to add r e g a r d i n g t h i s p a t i e n t and am i n t e r e s t e d t o know w hether you have.found any evidence o f lead poisoning in th e exam ination o f th e sto o l and u r i n e .; I w ill w rite you i f I note any changes in h i s symptoms i n t h e f u t u r e .

It is no con cern of our Journal if you find different quantities of lead in excreta from the figures of Aub and Pairhall or anyone else.

---rcry- -TO't'3" Previous illns sses, if any, due to occupation: Disease or illness , ' Year Lead P o iso n in g 1930 What in your opinion caused this affliction?

If it is attempted to remove heavy dust such as lead oxides by an over head hood the conditions may be worse than if no exhaust were used at all, owing to the rising air current carrying the dust up through, the 633

. : Lead"

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