Document bpqyge1nLNx5r3VezY9Meg7Z

COPY June 5, 1963 (, n PLAINTIFFS EXHIBIT AB-163 Mr. J. S. Holtavay Industrial Hygiene Department Chicago Dear Jim: Daring ny visit to Winchester, Bill Baker mentioned that the Liberty boys objected to the use of the Hartindale respirator in handling asbestos* "Would you care to conaent? All other industrial hygiene items appeared to be veil taken care of* GAJVmea cctW.H .Baker, A.B - Winchester (SIGHED) GEORGE G. A. RILEY June 7 1963 George: - the Hartindale is of the type with the aluminum face plate ffonssad is clipped,Jhen it Is not approved for anything fHartindale however does also put out an approved know which one it 1st (signed) jdi. SPNY 006358