KOS XXVII (KOS 27)

1939 Bygget som hvalbåt KOS XXVII ved Smith's Dock Co Ld, South Bank-on-Tees for regning av A/S Kosmos (A. Jahre & Co), Sandefjord. Sjøsatt 05/07-1939 som KOS XXVII. Rekvirert av britiske myndigheter 26/08 etter sjøsetting. Kommisjonert av Royal Navy. Døpt HMS WINDERMERE (FY 207). Klassifisert av RN som MS Trawler Lake Class.
1941 Var med på å ta til fange tysk U-båt U-570 27/08 syd av Island etter at den var skadet av bomber fra engelske fly. I september var HMS WINDERMERE med som eskorte i konvoi UR 40. Konvoier med betegnelsen UR hadde rute mellom Loch Ewe og Reykjavik ukentlig fra 1941 gjennom hele krigen uten kansellering eller et eneste skip mistet - 169 konvoier som fulgte 1060 handelsskip totalt.
1942 Fra november var WINDEMERE stasjonert i Reykjavik på Island og fra juli var HMS WINDERMER en del av 10th Anti-Submarine Striking Force under kommando av sjefen for Islands avsnittet med base i Reykjavik. Styrken bestod av seks anti ubåt fartøy alle var av 1939 utgaven av hvalbåter fra Smith’s Dock. Navnene var HMS BUTTERMERE (sjøsatt som KOS XXV), ELLESMERE (sjøsatt som KOS XXIV), THIRLMERE (sjøsatt som KOS XXVI), ULLSWATER (sjøsatt som KOS XXIX), WASTWATER (ex GRASMERE, sjøsatt som KOS XXVIII) og WINDERMERE (sjøsatt som KOS XXVII, senere KOS 27).
1946 Solgt til A/S Kosmos og Hvalfangerselskapet Kosmos II A/S (Anders Jahre & Co A/S), Sandefjord i juni og tilbakestilt som hvalbåt ved Nylands Verksted. Omdøpt KOS 27.
Satt i fangst for KOSMOS IV for sesongen 1946/47. Skytter var Harald B. Hansen.
1947 Satt i fangst for KOSMOS IV for sesongen 1946/47. Skytter var Sigurd Jahre.
1948 Til fangstfeltet for sesongen 1948/49 med KOSMOS III. Skytter var Hans Mathisen.
1949 Etter endt sesong i sommeropplag i Walvis Bay. Forlater Walvis Bay 27/11, med kurs for Sørishavet via Cape Town med Flk KOSMOS III sesongen 1949/50. Ankom feltet 06/12-1949. Skytter var Hans Mathisen.
1950 Til fangstfeltet for sesongen 1950/51 med KOSMOS III. Skytter var John Larsen.
1951 Til fangstfeltet for sesongen 1951/52 med KOSMOS III. Skytter var Edvard Akselsen
1952 I opplag sesongen 1952/53.
1953 Til fangstfeltet for sesongen 1952/53 som bøyebåt for KOSMOS III. Skytter var Hansteen Andersen
1954 Til fangstfeltet for sesongen 1954/55 som bøyebåt for KOSMOS III. Skytter var Hansteen Andersen
1955 Til fangstfeltet for sesongen 1955/56 som bøyebåt for KOSMOS III. Skytter var Andreas Maukon.
1956 Til fangstfeltet for sesongen 1956/57 som bøyebåt for KOSMOS III. Skytter var Morten Åbol
1957 Ekspedisjonen hadde dårlig vær på hjemturen mellom feltet og Cape Town. Resultatet var at KOS 27 og KOS 46 mistet en av sine livbåter.
Til fangstfeltet for sesongen 1957/58 som bøyebåt for KOSMOS III. Skytter var Ernst Bakken
1958 Til fangstfeltet for sesongen 1958/59 som bøyebåt for KOSMOS III. Skytter var Gunnar Hartveit
1959 Lagt som reservebåt
1960 Lagt som reservebåt
1961 Lagt som reservebåt
1962 Lagt som reservebåt
1963 Solgt til Christiania Spigerverk i desember for hugging av Christiania Spigerverk ved Norske Skibsopphugging i Grimstad.

1939 Built as a whale catcher KOS XXVII at Smith's Dock Co Ld, South Bank-on-Tees at the expense of A/S Kosmos (A. Jahre & Co), Sandefjord. Launched 05/07-1939 as KOS XXVII. Requested by British authorities after launch 26/08. Commissioned by the Royal Navy. Named HMS WINDERMERE (FY 207). Classified by RN as MS Trawler Lake Class.
1941 Participated in capturing German submarine U-570 27/08 south of Iceland after it was damaged by bombs from English planes. In September, HMS WINDERMERE was an escort in convoy UR 40. Convoys with the designation UR had a route between Loch Ewe and Reykjavik weekly from 1941 throughout the war without cancellation or a single ship lost - 169 convoys that followed 1.060 merchant ships in total.
1942 From November WINDEMERE was stationed in Reykjavik, Iceland and from July HMS WINDERMERE was part of the 10th Anti-Submarine Striking Force under the command of the commander of the Icelandic section based in Reykjavik. The force consisted of six anti-submarine vessels all of which were from the 1939 edition of whale catchers from Smith's Dock. The names were HMS BUTTERMERE (launched as KOS XXV), ELLESMERE (launched as KOS XXIV), THIRLMERE (launched as KOS XXVI), ULLSWATER (launched as KOS XXIX), WASTWATER (ex. GRASMERE, launched as KOS XXVIII) and WINDERMERE (launched as KOS XXVII), later KOS 27.
1946 Sold to A/S Kosmos and Hvalfangerselskapet Kosmos II A/S (Anders Jahre & Co A/S), Sandefjord in June and named as KOS 27. Restored as whale catcher at Nylands Verksted, Oslo. Catcher for KOSMOS IV for the season 1946/47. The shooter was Harald B. Hansen.
1947 Captured for KOSMOS IV for the 1946/47 season. The shooter was Sigurd Jahre.
1948 To the whaling ground for the season 1948/49 with KOSMOS III. The shooter was Hans Mathisen.
1949 After the end of the summer season in Walvis Bay. Leaving Walvis Bay 27/11, heading for the Southern Ocean via Cape Town with Flk KOSMOS III in the 1949/50 season. Arrived in the whaling ground 06/12-1949. The shooter was Hans Mathisen.
1950 To the whaling ground for the 1950/51 season with KOSMOS III. The shooter was John Larsen.
1951 To the whaling ground for the season 1951/52 with KOSMOS III. The shooter was Edvard Akselsen
1952 In circulation season 1952/53.
1953 To the whaling ground for the 1952/53 season as a buoy boat for KOSMOS III. The shooter was Hansteen Andersen
1954 To the whaling ground for the 1954/55 season as a buoy boat for KOSMOS III. The shooter was Hansteen Andersen
1955 To the whaling ground for the 1955/56 season as a buoy boat for KOSMOS III. The shooter was Andreas Maukon.
1956 To the whaling ground for the 1956/57 season as a buoy boat for KOSMOS III. The shooter was Morten Åbol
1957 The expedition had bad weather on the return journey between the whaling ground and Cape Town. The result was that KOS 27 and KOS 46 lost one of their lifeboats.
To the whaling ground for the 1957/58 season as a buoy boat for KOSMOS III. The shooter was Ernst Bakken
1958 To the whaling ground for the 1958/59 season as a buoy boat for KOSMOS III. The shooter was Gunnar Hartveit
1959 Laid up as a spare boat
1960 Laid up as a spare boat
1961 Laid up as a spare boat
1962 Laid up as a spare boat
1963 Sold to Christiania Spigerverk in December for breaking by Christiania Spigerverk at Norske Skibsopphugging in Grimstad, Norway.