[ ] 
Law of Gravity is better adapted for holding the Parts 
of each Body in a proper Union, while it perpetuates 
the Motions in the greac Syftcm about the Sun, and 
preferves the Revolutions in the leiTer Syftems nearly 
regular ; and the Author concludes with obferving, 
that a remarkable geometrical Simplicity is often 
found in the Conclufions that are derived from it. 
An Account of Book II. will be given in the next 
Tranfadion. 
VII. 2)? Calculo pveegrandi a Maliere cim 
Urina excreto Obfervatio D ni Anton ii Le- 
protti, R . S, S' Pont. Max. Archiat . per Ab- 
batem Didacum de Revillas, R. S . S . ad C D> 
Smart Lethieullier R . S. S, tranfmijfa . 
Head ]an. 27. 
1742-3. 
Roma , pridie Cal. yanuarii An. 1743. 
Q U^R quindecim abhinc annis Vidua 
eftMulier pauper quinquagefimum 
agens annum lurama urina: difficultate per quadra- 
ginta Menfes laborabat ; quum node ei fupervenit 
midus, imo finceri cruoris profluvium ad tres circiter 
libras; fimulque Lapis, ejus, qua: in adjeda Figura 
deferibitur, forma: & molis, extrufus eft, cujuspondus 
jam exficcati uncias duas & grana novem ac viginti 
exaequat *. Mulier autem ingenti per eos menfes gravi- 
tatis fenfu, afliduoque dolore, ad Vefica: cervicem 
afficiebatur five Cubans five ereda ; nunc autem fo- 
lido exado menfe, ea invita, prodere pergunt cum fanic 
urina:. 
Vide Fig. II. in Tab. i 
■unc. den.- gr. 
* i. e. i : 17 : 4. TR. 
A a a 
VIII. De- 
A 
