{ «°< 1 
PRESENTS 
MADE TO THE 
ROYAL SOCIETY 
From November 1779 to June 1780; 
WITH 
The NAMES of the DONORS. 
Donors. 
f779- 
Nov. 4. John Bernoulli* 
Mr. Ramfden# 
Board of Longitude* 
Dr. Ingenhoufz. 
Mr. W. Hey. 
Mr.Nichols. 
ProfefTor Toaldo* 
Marquis of Cafali. 
Mr. Charles Bonnet , 
Francis Hoafer, 
Prefents. 
A Sexcentenary Table, exhibiting at Sight 
the Refult of any Proportion where the 
Terms do not exceed 600 Seconds or 10 
Minutes. 4 0 
A Defcription of an Engine for dividing ftrait 
Lines on Mathematical Interments. 4 0 
The Nautical Almanack for 1 78 1 . 8° 
Experiments on Vegetables, difcevering their 
great Power of purifying the common Air 
in the'Sunfhine. 8° 
Obfervation3 on the Blood. 8° 
Account of the Alien Priories in England 
and Wales, 2 vols. 4 "8° 
Novae Tabulae Barometri JEflufque Marini. 
4 ° 
In morte del infigneLetteratoFrancefco Ma- 
ria Zanotti ; with a Medal in Memory of 
the faid Zanotti. fol. 
Collection complette des CEuvres de Charles 
Bonnet, 3 vols. 4 0 
* Memoria fopra il faie fedativo Naturale della 
Tofcana, 8° 
Donors 
