Hofmann, Harry v. Baltische Postorte 1632-1917/8 [Baltic Postal Places]. Hamburg, 1996. (Book 947.9 E8h 1996). Identifies postal offices for Estonia, Latvia and Lithuania by their Russian and native names.
Feldmann, Hans. Baltisches historisches Ortslexikon [Baltic Historical Dictionary]. Wien, 1985.2 v. Pt. 1--Estland, Pt. 2--Lettland. (Book 947.4 E5fh). A German compilation for Estonia and Latvia that identifies the parish to which a place belonged. It includes parish histories. It is deficient is providing the Russian name for Baltic localities. The entries are in alphabetical order. The text is in German.