John Olszewski person
also: Olszewski
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Claims (1)
John Olszewski worked_for
Internal Revenue Service documented
document
“I found that in Detroit this unit under the direction of John Olszewski had by far the best knowledge of the Negro areas in Detroit…”
source: government document — Church Committee Final Report, Book III: Supplementary Detailed Staff Reports on Intelligence Activities and the Rights of Americans · p.502