June. 
Fuly. 
Sept. 
OGfober. 
Novem. 
wy SF Rr he & 
PRESENTS. 
Medical, philofophical, and experi- 
mental eflays; by Thomas Per- 
cival M. D. Vol. 2. 
Letters on Cochineal, continued, by 
James Anderfon M. D. of Ma- 
drafs. 
Directions for taking care of the co- 
chineal infect while at fea; by 
ditto. 
Letter to Sir Jofeph Banks, on the 
fubject of the cochincal infeé, 
difcovered at Madrafs ; by ditto. 
A volume of 200 elegant copper- 
Donors. — 
The Author. 
The Author. 
The Author. 
The author. 
Mr. William Spotfwood 
plate engravings entitled Emblema- of Philadelphia. 
tica Rollenhagii, done at Ulrecht 
in the year 1613. 
The Conititution of the Pennfylvania 
Society for promoting the aboliti= 
on of flayery, &c.. 
An addrefs to an aflembly of the 
friends. of American manufac- 
tures, delivered Aug. oth, 1787; 
by Tench Coxe, Efq. 
Ninety one volumes of the hiftory 
of the Royal Academy of Sciences 
at Paris. 
A variation chart and magnetic atlas, 
by John Churchman. 
Model of a ramming block, for driv- 
ing piles, on an improved con- 
ftruction, by Mr. Ludwig Conrod 
Kuhn. 
Model of a convenient fick-bed ; by 
ditto. 
A copper-plate print of two remar- 
kable Lufus Nature. 
Anattempt to explain a difficulty in 
William Barton, Efg. 
Ditto. 
Left in legacy by Dr. 
Franklin, late Prefident 
of the Society. 
The author. 
The inventor. 
The inventor. 
Thomas Pole Surgeon of 
London. 
The author. 
the 
