RUSSIA. Grand Duke NICOLAS Mikhailovich (1859-1919) cousin of Nicholas II, historian and politician, shot by the Bolsheviks. L.A.S. "Nicholas M", St. Petersburg 6/19 January 1910, to the Russian ambassador in Vienna [Prince Lev Urusov]; 1 page in-8 with the crowned cipher HM, envelope; in French. "Allow me to offer you on behalf of all the children this pin that Papa had worn a lot. God grant that you recover completely from your ills"... 2 packages of chocolates with photos of the imperial troops (1896) are enclosed.