An item reported that the Department of
Transport ordered begin February 1955 the Czechoslovakian Melnik Shipyard to
build 12 motor tugs to be completed by 1960. The building already started of
these tugs with as dimensions 67 x 8 metres and which were fitted out with
1-550hp Skoda diesel engine.
Source
The
report was published on www.archive.org,
document number CIA-RDP80-00810A008000850009-4