Large sea battle on the North Sea of ​​the 18th and 19th of May 1916

Engelman, Vladimir GeorgievichLarge sea battle on the North Sea of ​​the 18th and 19th of May 1916: with the port.EnglishAdmirals, battle plans, cards.And damn.GERM.Ships / Vladimir Engelman.- Petrograd: Type.GLUPR.Ducks, 1916. -30 p.: Il., cards.;25. -OTT.From "military. Sat."1916, № 6..Electronic Source: PB