CONTENTS. 
XV. Jnfcriptio Tarraconenjis : Cum Comment a* 
rio Guil. Mufgrave, M. D. Coll. Med: et So- 
ciet. Reg. Lond. Socij. 
XVI. A Letter from Mr. Anthony van Leeu- 
wenhoek, F. R. S. containing, fome further 
MicroJ copied Obfervations on the Animalcula 
found upon Duckweed, & c. 
XVII. 7 "he Cafe of a Woman big with Child , 
who recovered of the Small-Pox, and was af- 
terwards delivered of a dead Child full of the 
Rujlules of that Diflemper. In a Letter from 
the Reverend Mr. Wrn. Derham, F. R. S. to 
Dr. Hans Sloane, S. R . Seer. 
XVIII. Several Ohfervations in Natural Hi/lory , 
made at North-Bier ley in Yorkfhire, by 
Dr. Richard Richardfon (M. D.) - Commu- 
nicated in a Letter to Dr. Hans Slpane, R. S. 
Seer. 
XIX; Epifola Nicolai Facij, Reg . Soc. Lond. 
Sod: ad Fratrem joh. Chriftoph. Facium 
di&ae Societatis Sodalem , qua vendicat Solutio- 
nem fuayn Troblematis de Inveniendo Solido 
Rotundo feu Tereti in quod Minima fiat 
Reiiftentia. 
XX. Botanicum Hortenfe. III. Giving an Ac- 
count of divers Rare Plants, obferved this 
Summer , A. D. 1713, in feveral Curious Gar^ 
dens about London, and particularly in the So- 
. ciety 
