PHILOSOPHICAL 
TRANSACTIONS. 
Februar, 20. i6^.- 
The CONTENTS. 
Jff ExtraU of a Letter^ concernifigfome un-common ObfervatioHs 
and Experments made of an Add "Juyce to be found in Ants § 
recommended to farther Enquiry. ExtraBs of tr^o other Let^ 
ters^ about the Bleeding ^/Sycaaiores. Some Gbfervations a* 
hoHt the Variety of the Running of Sap in other trees 5 toge^ 
ther with [ome ways of ordering Birch- water, and a Method 
of Retarding the AjcentofSap^ to prevent the too hajiy Blof 
foming of trees, and con fequently the Deflroying of Fruit, More 
Inquiries concerning the Motion of Sap in trees 5 and ways of 
Treferving and Brewing with it: As alfo about a way of Co lour- 
. ing Leaves and Fruit, and the Multiplying of Crab ftockl , and 
Propagating trees by Layers ; &c. An Ac ompt of two Bookj^ 
\. MISCELLANEA Curiofa-MEDlCO-PHniCA Academic. 
Nature Curioferum Lipfiie^ 1670 in IIPHYSICA, in 
decern traUatus dijiributa , AutL Honor. Fabri^ Lugd.uni 
GaUiarum, \^6^.in£^- An Alphabetical table fir the ei[th 
Volume of the Philofophical Tranfadions Tear i6/0. 
ExtraU of a Letter, written by Mr. John Wray to the Publijher 
January ig. v6jo. Concerning (ome nn^common Obfervcu 
tions and Experiments made with an Acid Juyce to be found 
znAnts, 
OIR What I now fend you concerning the Juy^e of Tifmiresy 
S I received not long (incefroni Dr. Eulfe and Mr. Samuel 
Filler The Obfervations fent me by Mr. Bnlfe the tenth of 
• Oo 
