submarine ordered on 2nd December 1926 from
and laid down on 12th May 1927 This
submarine was launched on 19th May 1928 and
was introduced for a 1915 destroyer scrapped
in 1931 and
the second time when given to this submarine.
Build was completed on 25th
January 1929 and the boat
commissioned for service
with the 4th Submarine Flotilla on the China
Station. She returned to UK in
of was in 1939 re-commissioned for service on
the East Indies Station with the
8th Submarine Flotilla where she was serving
in September 1939. Following a
WARSHIP WEEK National Savings campaign in
March 1942 she was adopted by the
civil community of Ilkley,
a t t l e H o n o u r s
1940 - MALTA CONVOYS 1941 -
e r a l d i
c D a t a
On a Field Black, the head of OSIRIS with a
Blue and Gold
with crook and flail also Gold.
o t t o
: 'I shall
1 9 3 9
Deployed on the China Station with 4th
Nominated for service on East Indies Station.
S u m m a
r y o f W a
r S e r v i c e
Passage to join 8th Flotilla at Colombo.
Deployed for Flotilla duties in Indian Ocean
based at Colombo.
(Note: Other submarines transferred to Colombo
HM Submarines ODIN, ORPHEUS, OTUS and OLYMPUS.)
1 9 4 0
Nominated for transfer to Mediterranean Fleet.
Joined 1st Submarine Flotilla based at
Deployed for interception patrols and took
part in Fleet exercises, especially after the
threat of war with Italy.)
(Note: HM Submarine OSWALD of this Class was
also deployed in this Flotilla.
Commanding Officer Lieut Cdr Harvey RN)
Deployed for interception patrol off
Dodecanese with HM Submarines PROTEUS,
OSWALD and PANDORA.
Carried out patrols for interception of
warships on passage to interfere with to
Sank a supply ship of 1,694 tons off Durrazzo,
Carried out attack on convoy in Otranto Strait
and sank Italian torpedo boat PALESTRO
one of the
Mediterranean deployment with Flotilla based
at Alexandria for patrol duties in
(Note : Other submarines in Flotilla were :
HM Submarines TRUANT, TRIUMPH, TAKU, TETRARCH,
ROVER, OTUS, RORQUAL, CACHALOT, PARTHIAN,
PERSEUS, and PANDORA
with four Greek submarines.
9 4 1
Flotilla duties based at Alexandria in continuation
(Note : Patrol in September was unsuccessful.)
9 4 2
Flotilla duties based at Alexandria in continuation in
Nominated for support of planned allied
landings in Sicily (Operation HUSKY)
Deployed for interception patrol to prevent
Italian warships interfering with HUSKY.
(For details see BRITISH INVASION FLEETS by J
de Winser and Naval Staff History.)
Nominated for transfer for non-operational
duties in Eastern Fleet for training of anti-
escorts on release from HUSKY.
Passage to Colombo to join Eastern Fleet.
Deployed for training duties with Eastern
9 4 3
Eastern Fleet deployment in continuation.
9 4 4
Eastern Fleet duties in continuation
Transferred to East Indies Fleet on formation
Training duties based at Trincomalee in
East Indies Fleet training in continuation
9 4 5
Deployed in Indian Ocean for training duties.
P o s
t W a r N o t e s
OSIRIS was paid-off after
VJ Day and laid-up on
station until September 1946 when placed on
the Disposal List. This
submarine was the sold to an East Africa ship
breaker for demolition and
arrived in tow at Port Reitz later that year.
was re-introduced in 1949 for use by an RN
Depot in Egypt until 1954 and used
again in 1962 when given to a new submarine in