The Philately of Lithuania, Estonia and Latvia, Other interesting subjects: updated pages http://www.jkaptein.nl/ Updated parts, additions of the site Updated September 25, 2020: Literature http://www.jkaptein.nl/literatuur/lite.html Index on articles (HBG, Lituania, Phillit, LPS, PFL, BLPSNY, etc. Updated July 11, 2020: Imperial Russia : Ufa http://www.jkaptein.nl/greetings05.html Postal history, postcards, postmarks Updated July, 2020: Literature http://www.jkaptein.nl/literatuur/lite.html Index on articles (HBG, Lituania, Phillit, LPS, PFL, BLPSNY, etc. Updated March 20, 2020: Imperial Russia : Vladivostok http://www.jkaptein.nl/greetings04.html Postal history, postcards, postmarks