INTRODUCTION,, XXV 
must not omit to mention a large set of Icelandic 
books, both printed and manuscript, which he 
collected in a voyage he made in the year 1772* 
to that island. Nor can the public be uninformed 
of the indefatigable zeal lie has ever displayed in 
his endeavours, as a Trustee, to advance the lio^ 
nour and advantage of this Institution, which* 
together with his many other exertions for the 
benefit of science, must ever rank him among 
her best friends and strenuous promoters. 
Lastly, the mineralogical collection has of late 
received a valuable accession by the munificence 
of the Right Honorable Lord Grenville, who 
was pleased to present the Museum with a series 
of Peruvian ores, consisting of nearly 200 ar¬ 
ticles. 
4 .- BENEFACTORS , NOT TRUSTEES, 
Before we proceed to the names of private be¬ 
nefactors not Trustees, we must here gratefully 
acknowledge the liberality of several Crowned 
Heads on the Continent, and many political 
as well as literary bodies, who have from time 
to time been pleased to contribute to the 
increase of this Institution. As to the former* 
the Museum may boast of various benefactions, 
chiefly in books, from the Emperors Francis I. 
m and 
