(2119) 
NufSih. 70. 
PHILOSOPHICAL 
T R A N S A C T I O iN S. 
j^rit^ 17. 1671« 
The CONTENTS. 
ExtraUs of feveral Letters ^ containitigfundry Inquiries and 
Experiments aloui the Bleeding of Trees ^ ejpecially by the 
VParmthof the Fire-^ the Circulation of Saf in Trees i the 
Confidence and ^antity of Sap in the re fpe&ive parts of a 
Vegetable and the Communication of one part of a Plant 
with another^ inrelation to the Afcent and Defcent of Sap^ 
&c. Some Communications concerning Cyder > and the 
feafon vf Tranjplanting, Observations touching Colours, in 
order to the Increafe of Djies^ and the Fixation of Colours, 
An Accompt offomeBooks, L Theodori Kerckriogii 
J). ANTHROPOGENIjE ICHNOGRAPHIA. 11. PHI- ^ 
LOSOPHIA VETERVM^ e menie REN ATI DESCAR^ 
TES bremter digefta^ ab Antonio le Grand* IL TRAITE ^ 
DE TBTSI^E par Jaques Rohault. IV. Nevce Hypo- 
ihefeos de PVLMOJSVM MOTV & RESPlRATlONIS 
tifu Specimen. 
ExtraSs of divers Letters ^ Written by Martin Lifter Ef 
quire^ to the Publijher 5 Touching fome Inquiries and 
Experiments of the Motion of Sap in Trees ^ and rela- 
ting to the ^ejiion of the Circulation of the fame, 
i.Janujr^ 28. 1^71. Ti^r^. 
YOu may bepleafed to put this ^^^rz^alfoj concern- 
ing the Bleeding of the Sycamore : What cond ition 
Xx the 
