[38] (1) _The Russian Conquest of the Caucasus._ By John F. Baddeley.
London, Longmans, Green and Co., 1908. (2) _Among the Wild Tribes of
the Afghan Frontier._ By J. L. Pennell, M.D., F.R.C.S. London, Seeley
and Co., 1909.--_Edinburgh Review_, July 1909.
[39] _Border Raids and Reivers_, by Robert Borland, Minister of Yarrow
(1898). This valuable work, founded entirely on the study of original
documents, may be heartily commended to all who are interested in the
political and social life, the customs and traditions, of the old
Border.
[40] Gibbon.