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Filtering by: Contributor Howard-Bury, Charles, 1881-1963, Associated Name Remove constraint Contributor: Howard-Bury, Charles, 1881-1963, Associated Name Format pamphlets Remove constraint Format: pamphlets Location Manuscripts & Archives Research Library, Trinity College Dublin Remove constraint Location: Manuscripts & Archives Research Library, Trinity College Dublin Subject Gas masks Remove constraint Subject: Gas masks Title Defensive measures against attacks Remove constraint Title: Defensive measures against attacks

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