(below) Clyde, 70-001, Charles H.

Barrett (Civil Service No 35): length overall 70ft; beam 18ft; draught 8ft 4in; displacement 85 tons; maximum speed, over 11 knots; range at full speed, 600 nautical miles. Charles H.

Barrett, built in 1965, cruises or lies afloat. Her hull is built of steel. Statistics for the second and third boats in the Clyde class, 70-002 and 70-003, are different.

photograph by courtesy of L. G. W. Richards.