來源
The Russian Imperial Collection, from which presented by Tsar Alexander III to
Major-General Sir Ivor Herbert of Llanarth, 1st Bt., subsequently 1st Baron Treowen, C.B., C.M.G., K.G.St.J., M.P. (1851-1933), Llanarth Court, Monmouthshire, whilst military attaché to the Russian Court, 1886-1890; (+) Hanover Court sale, 1934.
with J. Kyrle Fletcher Ltd., Monmouthshire (all according to a letter from the latter attached to the reverse).