Robert L. Hallett, Consultant on Tin, Metals and Minerals Section, Office of Production Management (OPM). Chief Chemist of National Lead Company

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Robert L. Hallett, Consultant on Tin, Metals and Minerals Section, Office of Production Management (OPM). Chief Chemist of National Lead Company

description

Summary

date_range

Date

01/01/1940
person

Contributors

Dixon, Royden, photographer
United States. Office for Emergency Management.
place

Location

create

Source

Library of Congress
copyright

Copyright info

Public Domain

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