In the Alexanderpalace.org site there is some information on the cars used by Tsar Nicholas II. Alexander palace Time machine there is a section the The imperial garage. They include some delaunay-Bellvilles many Mercedes and 2 Rolls royces at livida in the crimea. on the forum section dealing transportation there are a couple of postings dealing with the cars. on the film section there is a posting videos of the Russian imperial family the second one is of their visit to Evpatria in the crimea in May 1916 has numerous shots of them riding in the above cars. they were their to open a hospital named after Alexandra. before that they visit a oxthodox church, a mosque and a Synagogue. there are more than a few pic of the vehicals they used.
some terms used on this site: IF Imperial family, NAOTMAA Nicholas, Alexandra, Olga, Tatania,Maria, Anastasia,Alexi
After the revolution the Bolos seized the cars and used them until they wore out and replaced them with Rolls Royces. Lenin's Rolls royce which Reviresco has a model belonged to some other high up the the bolos confiscated. i hope this of some use.
Thanks Ivanon the 3rd page ofyour artical bottem photo the woman in the car is the Tsar's oldest daughter Olga who was 15 at this time. The other girl in the picture is probably Nicholas II second oldest daughter Tatania who was 14 at the time. This photo is sometimes posted cliped with the girt outside the car and the 2 officers left out. Just thought you would like to know.