An item reported that the Bulgarian navy
possessed the outdated iron build steam tug Vlektas-Burghaz with a length of
about 9-10 metres, a crew numbering 5-6 men and a cruising speed of just 6-7
miles. She served on the naval base.
Source
The
report was published on www.archive.org,
document number CIA-RDP80T00246A037600210001-1