SS YRSA (OHYV, LR/IMO) Valmistunut/completed 1914.5, West Hartlepool, William Gray & Company Ltd 4850 dwt, 1580 HP, 100.80 x 14.15 x 6.35 m.
1914.5: UBIER, Antwerpen. Antwerpsche Zeevaart Mij. 1917: Lloyd Royal Belge SA, Antwerpen. 1923: BLAIRADAM, Glasgow. Northern Nav Co Ltd.
1936: YRSA, homeport Mariehamn. Rederi Ab Yrsa (mgr Erik Nylund, mgr 1944 -> Aslög Nylund, daughter) Mariehamn.
1961.1.3: demolished Antwerp, J.de Smedt