(137) 
nto the famfe without any more ado, if they be of a fize and fi- 
gure rutable to them 5 if not, they are by theoppofite fide re« 
torcedinto their ftream, and together with it carried forward* 
And fince there is made a continnal protrufion of that Nervous 
liquor but of the Blood, the Brajn inceflantly furnifliing frefii 
fupi>lies,and chiefly at the time when weawake,thereis rhence 
a new and plentiful ftock of fuch {^articles conveyed out of the 
BJood arriving at the Glandnls wherein thofe Nerves are infer- 
ted, and that fupply is derived into the Secretory VefTels ; and 
thofe particles being confiderably increafed,do at length make 
upa full ftream^ 
This is the fubftance of the Eypothejis^hlda the Author en- 
deavours to prove by reafon, and by the phaenomena of fecre- 
tion, as alfo to free from doubts, and to vindicate from Ex- 
ceptions : Where occafionally he examins that famous Quefti- 
on. Whether Medicaments work derive ; which done,he ren- 
ders a reafon of the copious and fudden making of Urine after 
large drinking ; declaring alfo,How it comes to paf 5, that one 
kind of Evacuation being ftopr,the matter is not feldom carried 
off another way ; treating befides at large of the life of the 
VeJicuU biUria^^s alfo of private and pr^termturd Secretions: 
Concerningall which the Author himfelf deferves to becon- 
fulted. 
ll.Erafmi Bartholim SELECT A GEOMETRI CJ, 
Haunix, J* 1 674, in 40. 
ALthough thefe Geometrical Trads were printed feveuUy 
divers years ago, yet they now appear again t0gethef\m-' 
der a Title-page of this year; which invites us to give notice of 
them herje,efpecially fince formerly but few of any of the fi^gle 
Trads were brought into 
Thefe Selelfa Geometrica then, fbelng now to be had altoge- 
ther at Mr. Martyns at the Bell'm ^t.Paul's Church-yard,) are; 
a Traft handling of a General Method to come to an 
jEquation,by reducing all forts of Queftions to general Heads: 
Where the Learned Author reduces to one h'^^d^for wJlame^zW 
Prohkms of Froportiomls^ both Arithmetica!,Geometri<saI, and 
IJarmonical^ but treatinghere only of the twolatter,and more 
largely of the laftof all. Corifidering Geometrical Propofi- 
tiOns,and obfervingthe^^i/^r<^//i infolvingProblems concern- 
ing'the fame,he pr6pounds a Method!, whereby the Solution of 
