H.M.S. H 25 (1918)

H.M.S. H 25 (1918)
Pendant Number:	H.25^[1]
Builder:	Vickers^[2]
Ordered:	Jan-Feb, 1917^[3]
Launched:	27 Apr, 1918^[4]
Sold:	1929^[5]

H.M.S. H 25 was one of forty-four "H" class submarines completed for the Royal Navy in the 1910s.

Service

At the end of 1920, she was one of four "H" class boats in reserve submarine group "F" at Portland, under the collective command of Lieutenant Andrew L. Besant and tender to Vulcan.

At the end of 1922, she was one of three "F" group boats under the collective command of Lieutenant Harold E. Spragge.^[6]

She completed to full commission on 10 December, 1924 and was presently placed under the command of Lieutenant in Command Robert Charles Thornber Roe.^[7]

In mid-1927, she was one of three "H" class boats comprising Group "E" Submarines in Reserve at Portland, under the collective command of Lieutenant-Commander E. B. Clark, appointed 23 May, 1927.^[8]

Captains

Dates of appointment are provided when known.

Lieutenant & Commander Arthur L. Noakes, 1 July, 1918 – 26 May, 1919
Lieutenant in Command Ernest G. Ebblewhite, 27 May, 1919 – 24 September, 1919
Lieutenant & Commander Clive A. Robinson, 14 October, 1919 – November, 1919
Lieutenant in Command Andrew L. Besant, 5 August, 1920^[9] – 3 January, 1921^[10] (and also 3 other "H" class submarines)
Lieutenant in Command John D. de M. Leathes, 5 May, 1922^[11] – 5 May, 1922^[12] (and two other "H" boats in Group "F" Reserve at Portland)
Lieutenant-Commander Robert C. T. Roe, 1 January, 1925^[13]^[14] – 12 March, 1926^[15]
Lieutenant-Commander Edwin B. Clark, 23 May, 1927^[16]^[17] – 3 November, 1928^[18] (as one of three Group "E" submarines in reserve)