PEEFACE. vii 
to use his lovely water-colour sketches of Suilbhein and 
Arclvrak Castle ; to Mr, John G. Millais for the loan of 
his sketches, the Titlepage, and Hawk and Heron ; finally, 
to Mr. D. Nicolson for the panoramic sketch of the Interior 
of Caithness. 
J. A. HAEVIE'BEOWN. 
T. E. BUCKLEY. 
October 1887. 
