H.M.S. H 21 (1917): Difference between revisions

Latest revision as of 15:24, 2 July 2020

H.M.S. H 21 (1917)
Pendant Number:	H.21^[1]
Builder:	Vickers^[2]
Ordered:	Jan-Feb, 1917^[3]
Launched:	20 Oct, 1917^[4]
Commissioned:	Jan, 1918^[5]
Sold:	Jul, 1926^[6]

H.M.S. H 21 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.^[7]

Captains

Dates of appointment are provided when known.

Lieutenant-Commander Henry E. Smyth, August, 1917 – 15 August, 1918
Lieutenant & Commander Edward A. Aylmer, 17 August, 1918 – 31 January, 1920
Lieutenant Alexander McG. McCulloch, 8 March, 1920 – 14 April, 1920 (temporary)
Lieutenant Alexander McG. McCulloch, May, 1920^[8]
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)

Footnotes

↑ Dittmar; Colledge. British Warships 1914–1919. pp. 82, 88.
↑ Conway's All the World's Fighting Ships 1906–1921. p. 92.
↑ The Technical History and Index, Vol. 3, Part 21. p. 40.
↑ Conway's All the World's Fighting Ships 1906–1921. p. 92.
↑ The Technical History and Index, Vol. 3, Part 21. p. 40.
↑ Conway's All the World's Fighting Ships 1906–1921. p. 92.
↑ The Navy List. (January, 1923). p. 764.
↑ The Navy List. (June, 1920). p. 782a.
↑ The Navy List. (January, 1921). p. 782a.
↑ Besant Service Record. The National Archives. ADM 196/118/44. f. 44.
↑ Leathes Service Record. The National Archives. ADM 196/146/172. f. 172.
↑ Leathes Service Record. The National Archives. ADM 196/146/172. f. 172.

Bibliography

"H" Class Submarine

Group 1

H 1

H 2

H 3

H 4

H 5

H 6

H 7

H 8

H 9

H 10

Group 2

H 11

H 12

H 13

H 14

H 15

H 16

H 17

H 18

H 19

H 20

Group 3

H 21

H 22

H 23

H 24

H 25

H 26

H 27

H 28

H 29

H 30

H 31

H 32

H 33

H 34

H 41

H 42

H 43

H 44

H 47

H 48

H 49

H 50

H 51

H 52

<–

"F" Class

Submarines (UK)

"G" Class

–>

[1] Dittmar; Colledge. British Warships 1914–1919. pp. 82, 88.

[2] Conway's All the World's Fighting Ships 1906–1921. p. 92.

[3] The Technical History and Index, Vol. 3, Part 21. p. 40.

[4] Conway's All the World's Fighting Ships 1906–1921. p. 92.

[5] The Technical History and Index, Vol. 3, Part 21. p. 40.

[6] Conway's All the World's Fighting Ships 1906–1921. p. 92.

[7] The Navy List. (January, 1923). p. 764.

[8] The Navy List. (June, 1920). p. 782a.

[9] The Navy List. (January, 1921). p. 782a.

[10] Besant Service Record. The National Archives. ADM 196/118/44. f. 44.

[11] Leathes Service Record. The National Archives. ADM 196/146/172. f. 172.

[12] Leathes Service Record. The National Archives. ADM 196/146/172. f. 172.

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H.M.S. H 21 (1917): Difference between revisions

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Contents

Service

Captains

See Also

Footnotes

Bibliography

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