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Environmental dangers of open-air testing of lethal chemicals. Hearings before a subcommittee of the Committee on Government Operations, House of Representatives, Ninety-first Congress, first session, May 20 and 21, 1969
- "Environmental dangers of open-air testing of lethal chemicals. Hearings before a subcommittee of the Committee on Government Operations, House of Representatives, Ninety-first Congress, first session, May 20 and 21, 1969"