1940 - Originally ordered by Vsesoyuznoe Objedinenie Maschinoimport (All Union Machinery Import), Dept of Shipping, Moscow, USSR in 1940 as an ice strengthened barge in 15 pieces from Wartsila A/B at the Crichton-Vulcan yard in Turku, Finland.
4/1/1941 - keel laid.
11/6/1941 - launched.
7/8/1941 - Purchase or takeover of the Soviet construction contract (with 38 other Soviet newbuilding contracts in Finland) by Lieutenant Colonel (Air Force) J. Veltjens, Berlin - authorized representative for special tasks at the representative for the four-year plan (Reichsmarschall Göring)
9/1941 - contact taken over by OKM (Navel High Command) Germany, and given the identifier 19/41.
7/7/1942 delivered to KM at Riga, Latvia.
1942/1943 - at the Naval Salvage and Maritime Control, Kiel and named "SEELEICHTER 19/41".
4/1943 - Together with "SEELEICHTER 23/41" planned for conversion as pair-wise cooperating lifting vessels with a new continuous steerage technique at the Seebeck shipyard. Completion planned for 3/1945.
1945 - work not started an used as a storage vessel for submarine sections.
5/1945 - seized in Bremen.
20/10/1948 - sold to Unterweser Reederei GmbH, Bremen and renamed "UNTERWESER I".
1949 - diesel engine installed at Seebeck and gross tonnage given as 2,315 and renamed "GONZENHEIM". Still owned by Unterweser.
1952 - lengthened to 95.6m and new gross tonnage 3,228.
1971 - "MARIA C" - H.F. Cordes & Co., Hamburg
1972 - sold to Carolina Shipping Co. Ltd., Famagusta, Cyprus.
1975 - "MARIA B" - F. Beutelrock SA, Limassol, Cyprus (as shown).
1977 - "YMIR" - Tidewater Maritime Co., Limassol.
1/8/1979 sold for breaking up at Leer. Work taking place from 1980/81.