TUMORS OF THE UROGENOUS ORGANS 479 Dublin listed the workers of the following occupations among whom blad der tumors of industrial origin may occur: aniline workers, artificial leather makers, calico-printers, coal-tar workers, compositors, compounders (rubber); dye makers, explosive workers, feather workers, lithographers, millinery workers, mixers (rubber), painters, paint makers, pencil (colored) makers, photographic workers, pressroom workers (rubber), printers, reclaimers (rub ber), rubber workers, tannery workers, 'vulcanizers.

836 OCCUPATIONAL TUMORS AND ALLIED DISEASES (1930)} Ewing (1935)} Brocx (1931); Koelsch; and Knox) laid down a series of postulates, the fulfillment of which was considered essential for the recognition of a primary traumatic genesis of a cancer.

20 RUTH B.

200 FRANZ A.

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48 CHAPTER 2 era, accompanied by a sense that the New World Order will re quire the radical extirpation of the old.

1 Avenue, Baltimore, Maryland 21227.

( i Ever since the pronounced incrose m whose work is also frequently referred - the incidence of lung oncer a;nong nates as establishing a connection between ast . heome apparent, there have been attempts tests and cancer of the lung, reported to associate it with one or another of the 1931 that oncer of the lung was pres various dements in the. environment of in 14.15* of asbestosis cases examined man.

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y A tin[j mi held c.n Tuesday., h'cvenher 23. 19'r'Y in Mr.

October 28, 1937 Ur* John J.

United States Gypsum Co.

MEMORANDUM OF AGREEMENT November 20, 1936 THE UNDERSIGNED hereby agree to underwrite certain experiments with asbestos dust to be conducted by Dr.

106 PENNSYLVANIA I/AOOn AND IN0U8T0V REVIEW 36 Women Workers After a Plant Shutdown, 1933 3?