Prince Alexey Borisovich Lobanov-Rostovsky ((December 30, 1824-August 30, 1896) was a Russian statesman, probably best remembered for having published the "Russian Genealogical Book" (in two volumes). Descended from the legendary prince Rurik, Prince Lobanov-Rostovsky was educated at the famous lyceum of Tsarskoye Selo. At the age of twenty, he entered the diplomatic service and became minister at Constantinople in 1859. Wikipedia
The definitive Wikipedia entry for Alexei Lobanov-Rostovsky. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Alexei_Lobanov-Rostovsky