For the 50th Anniversary of the icebreaker TARMO the Estonian Post issued one stamp. By these issues they give:
The icebreaker TARMO was built at the Wärtsilä shipyard in Helsinki in 1963. The Republic of Estonia bought the ship in 1993 and she has now successfully operated under the Estonian flag for 20 years, ensuring safe entry for ships to ports and to sea lanes. The full displacement of the TARMA is 1,585 tons, its length 84 and its beam 22 meters; its maximum speed is 14 knots. As the TARMO will be 50 years old this year.
AS Tallinn Sadam decided in 2012 to charter from the Finnish Arctia shipping company the 1998-built MSV BOTNICA, which had already arrived in Estonia, and from now on two icebreakers, the TARMO and the BOTNICA, will ensure safe maritime traffic in the Gulf of Finland.
Built as an icebreaker under yard No 373 by Oy Wärtsilä Ab, Helsinki for the Finish Government.
Launched as the TARMO.
Tonnage 3,955 grt, 4,890 dwt, dim. 84.52 x 21.21 x 7.0m (draught). Length bpp. 78.5m.
Powered by 4 Wärtsilä-Sulzer 8 MH51 diesel engines, 12,120 kW, twin screws, speed 17 knots.
Accommodation for 64 persons.
November 1963 completed. Homeport Helsinki.
Was used during the winter for breaking the ice in the Gulf of Finland to make a passage for ships possible.
1993 After Estonia gained again her independency, they needed icebreakers and the TARMO was bought by the Estonia government, not renamed.
Managed by the Estonian Maritime Administration (MA).
Used again during the winter as an icebreaker to keep a safe passage possible for the merchant ships to and from Estonian ports.
2000 Crew 44.
2013 In service, same name, and owner, IMO No 5352886, homeport Tallinn.
Estonia 2013 sg?, scott?
Source: http://www.miramarshipindex.org.nz. Wikipedia.