SHERMAN, 17 August 1971 - 14 September 1971, 

 CHINCOTEAGUE, 14 September 1971 - 10 October 1971, 

 DUANE, 10 October 1971 - 5 November 1971, 

 CHINCOTEAGUE, 5 November 1971 - 25 November 1971, 

 McCULLOCH, 25 November 1971 - 17 December 1971, 

 SPENCER, 17 December 1971 - 10 January 1972, 

 MORGENTHAU, 10 January 1972 - 5 February 1972, 

 CHINCOTEAGUE, 5 February 1972 - 29 February 1972, 

 ESCANABA, 29 February 1972 - 25 March 1972, 

 CAMPBELL, 25 March 1972 - 20 April 1972, 

 DALLAS, 20 April 1972 - 17 May 1972, 

 SHERMAN, 17 May 1972 - 10 June 1972, 

 BIBB, 10 June 1972 - 4 July 1972, 

 CHAUTAUQUA, 4 July 1972 - 30 July 1972, 

 GALLATIN, 30 July 1972 - 24 August 1972, 

 BIBB, 24 August 1972 - 18 September 1972, 

 WINNEBAGO, 18 September 1972 - 8 October 1972, 

 ANDROSCOGGIN, 23 November 1972 - 16 December 1972, 

 WINNEBAGO, 16 December 1972 - 7 January 1973, 

 CAMPBELL, 7 January 1973 - 29 January 1973, 

 PONTCHARTRAIN, 29 January 1973 - 23 February 1973, 

 MENDOTA, 23 February 1973 - 18 March 1973, 

 GALLATIN, 18 March 1973 - 11 April 1973, 

 BIBB, 11 April 1973 - 3 May 1973, 

 ESCANABA, 3 May 1973 - 23 May 1973, 

 BOUTWELL, 23 May 1973 - 12 June 1973, 

 INGHAM, 12 June 1973 - 30 June 1973, 



OCEAN STATION ECHO DISESTABLISHED 



20 



