PKEFACK. 
XV 
simply throw myself upon the kindliness and courtesy of 
those who bear them if 1 have erred in judgment in thus 
presuming to speak of one alone amongst those names, in 
illustration of the creditable fact, that the scientific resources 
of the country have been developed by Shetland men, — 
amongst whom not a few might with far more warrant than 
myself have edited the work which I now beg to place in the 
hands of the reader. 
Ai>Hl 1874. 
