HAD PRIMER OUTLASTS all others ^ to I Datcb Boy Bed-Load is a fine, highly oxidized red-fead supplied is two forms-- paste and liquid.

-;v **$ , Q If v o u 'v e had trouble finding a paint that will give your iron and steel struc tures complete protection against rust and corrosion, you'll Lie glad to hear about the "Saucer Test.''

February 26, 1930 Dear Mr.

DIRECTORS' MEETING New York, N.

THE JOURNAL OF INDUSTRIAL HYGIENE AND TOXICOLOGY Volume 21 MAY, 1939 Number 5 FURTHER OBSERVATIONS ON THE POSSIBLE SYSTEMIC TOX ICITY OF CERTAIN OF THE CHLORINATED HYDROCARBONS WITH SUGGESTIONS FOR PERMISSIBLE CONCENTRA TIONS IN THE AIR OF WORKROOMS* > Cecil K.

oo Ur.

Monsanto Chemical Company ; General Offices ; - Saint Louis ' " This Letter Explains Plans for the Company's Future Development!

Southern ^Ianganese Corporation ANN1STON.ALABAMA.

LUES I t-H , ijALt: * [224-4 u 6/1 U / 6 2 PATIENT DATE DRAWN 5 S A&1 SEX G U U D 1 L H InL.

Acute Inhalation Toxieitv of Yinvl Chloride * * to Laboratory Animals E.

s \ r i 1i ashington, D.

January 27, 1939 Ur.

-HUiSM E.

INTER-OFFICE CO RRESPON DENCE V Et h y l Ga s o l in e Co r p o r a t io n Ch r y s l e r Bu il d in g 405 Le x in g t o n Av e n u e Ne w Yo r k Koveisber ;"5i 1933 Hr.

March 2, 1937 Mr.