Bulgarian minesweepers and minelayers flotilla according to a C.I.A. report dated 13 November 1952

An item reported that the flotilla possessed 18 vessels all part of the First Minesweepers squadron which was divided into 2 companies. A second squadron was planned to be erected.

Source

C.I.A. report no. CIA-RDP83-00415RO12700120006-1