47 Geo. III. 
the late Right Honourable Charles Greville did, 
in his Life-time, collect, by Purchase, and by 
the Gifts of scientific Persons in various Parts 
of the World, an extensive and valuable Collec- 
tion of Minerals, consisting of above Ten 
Thousand Specimens, comprehending almost 
every Species of Mineral hitherto described ; 
and that the said Collection, if added to those 
already lodged in the British Museum, will, in 
the Opinion of Persons eminently qualified to 
judge of such Matters, form a more complete 
and valuable Mineralogical Collection than is 
now known to exist in any Part of Europe ; and 
that the Honourable Robert Fulke Greville, being 
the legal personal Representative of the said late 
Right Honourable Charles Greville, is willing 
and desirous that the same should be purchased 
on the Behalf of the Public, under the Autho- 
rity of Parliament, for the Purpose of its being 
deposited in the British Museum, in Consider- 
ation of his receiving such a Price for the same 
as shall, upon the fullest Enquiry, be deemed 
just and adequate, according to the Evidence of 
Persons the most competent to ascertain its 
fair and true Value ; and that the Petitioners 
conceive it to be an Object of great national 
Importance for the Extension and Improve- 
ment of the Science of Natural History, and the 
