(2071) 
(but fleoderly ) projeded io my ^^/^-jri/erto that purpofe, 
would far better indicate the Alteration of Weather 5 as to 
heatjCold.moifturejdroughts than any Weather- glafies^ I have 
yet experimented. For my Weather- glafi continuing at one 
and the fameftationg in a msoner all this day (April 13.) mj 
Trees have altered their temper fo much^ that s^-ofthem^that 
rantolerably this fore noon, yield not a pint of Sap this after- 
noon 5 and though one of them ran roofl part of the day, the 
reftceafed about one or two of the clock in a fair clear Sun- 
flilny feafon, retarded (fo far as I could obferve ) only with a 
Wefternv\indi though that be reputed mild and cher.iHiing, 
Thefe Trees ran above two quarts in the morning. The 
Weather-giafs continues the fame, viz, about 1 1 inches water, 
thefe two days. Thurfday the 14th, it was 9» only* Friday the 
1 5th5 my Weather-glafs at noon was advanced from 9 to io|^ 
yet thequantity of Birch water this day exceeded my former 
from thefe Trees^ for I had above 2 ^ quarts before noon. 
Butfor coldjl find, that the Airj when any whifling biaft of 
cold wind ftirs, ftays my Birches* I want a Wind-fane* 
I would defire by rhe hy^ that people would try with Mints 
§nd other hot, balfamick or aromatick herbs or roots, and e- 
fpecially with Kofemary.^^ut into their Bottles filled with Bireh^ 
water from the tree, to preferve it, and to brew Ale with it. I 
had very fine and warming drink from a lew fprigs of Elofema- 
ry fteep'd in Spirit of Wine 5 /l ur^ofeto try Ekcampam^ and 
roots of the like kinde* 
Saturday, the i6ihj thefe 24 Birehes began to run prefently 
ofrer Sun-rife^ and ran ab{)ut 3 quarts , and ceafed about two 
a clock after noon^having till then conrinutd to run. ^:un'ddy^ 
the ijth^it rained/o rh'at we could make !)o Obfervations what 
Sap thefe Trees might fpend; neither did R.ato and all amount 
to much above a Gallon and a half. Munday the iS'rh.they ran 
until Noon. Tne/d. -dnd Wedtiefih^ ipth^and acth^wherein w^as 
expeded greater ftore of Sap, after the Rain, the Trees fpent 
not a drop, ^^re^ Whether it be from their bufie protruding 
of their leaves upon the rain? ("of which yet there was then 00 
appearaace^) or the over^cooling and moiftening of the Roots 
by plenteous Rain? Saturday^ tht ^3th^ my Weaiher-giais 
flood at 7i5ic being a Rainy and boiftercus mornir;g_^ the Rain 
not allaying the Wind* At 9 a clock of that foi t^noon 5 my 
