The first volume opens the original series of reference books of ships of all classes, the publication of which was undertaken for the first time and dedicated to the 300th anniversary of the Russian Navy. The directory includes all armored and battleships of the steam and armored fleets, as well as gunboats, including those not completed by construction, captured, received from allies and for reparations. The second volume continues the original series of reference books of ships of all classes, the publication of which was undertaken for the first time and is dedicated to the 300th anniversary of the Russian Navy. The directory includes all ships combined in the class of cruisers (with the exception of submarines), including aircraft carriers, as well as destroyers of all subclasses. The directories contain comprehensive information about the history of each ship, ranging from laying to exclusion from the fleet, and about its tactical and technical elements. Equipped with unique photographs and diagrams, most of which have not yet been published in print.