Search Results for Communication -- History. - Narrowed by: 1987 - United States. Navy -- Communication systems. SirsiDynix Enterprise https://catalogue.nlpl.ca/client/en_US/default/default/qu$003dCommunication$002b--$002bHistory.$0026qf$003dPUBDATE$002509Publication$002bDate$0025091987$0025091987$0026qf$003dSUBJECT$002509Subject$002509United$002bStates.$002bNavy$002b--$002bCommunication$002bsystems.$002509United$002bStates.$002bNavy$002b--$002bCommunication$002bsystems.$0026te$003dILS$0026ps$003d300?dt=list 2024-06-26T14:40:51Z Breaking the ring / John Barron. ent://SD_ILS/0/SD_ILS:85713 2024-06-26T14:40:51Z 2024-06-26T14:40:51Z By:&#160;Barron, John, 1930-<br/>Publication Date:&#160;1987<br/>Format:&#160;Books<br/> Breaking the ring : the rise and fall of the Walker family spy network / John Barron. -- ent://SD_ILS/0/SD_ILS:142806 2024-06-26T14:40:51Z 2024-06-26T14:40:51Z By:&#160;Barron, John, 1930-<br/>Publication Date:&#160;1988&#160;1987<br/>Format:&#160;Books<br/> I pledge allegiance... : the true story of the Walkers ; an American spy family / by Howard Blum. ent://SD_ILS/0/SD_ILS:141392 2024-06-26T14:40:51Z 2024-06-26T14:40:51Z By:&#160;Blum, Howard, 1948-<br/>Publication Date:&#160;1987<br/>Format:&#160;Books<br/>