Numk 
TRANSACTIONS. 
Munday,^ June 3. 1667. 
The Contents. 
Experiments for Improving the Art of Gunnery $ To find out the 
Point-blank difiance ; the Quantity of Powder , for thejufi 
Charge of any Peece 5 and what Gun Ihoots farthefh An An- 
fiver tofime Magnetical Inquiries 5 formerly puhliflied in thefe 
TranPdtions. Extract of a Letter from Paris, containing an Ac - 
count of fomeEffe&s ^jTBioud Transfufed^W<?//n?0 MonfirOus 
Bitfh.s&C'A Relation of two other Monfters 5 //<tf long fince pro- 
duced in Devonshire. Some Olfervations made in Min es^and at 
Sea j occafeoning a Conjecture about the Origine of Wind. An Ac- 
! count of a greatnumber of Stones found in one Bladder . The 
Defer ip t ion of a Well and Ground, in Lancafhire, taking Fire 
ly a Candle applied to it. An Account of Athanafii Kitchen 
CHINA ILLUSTPx AT A. v . 
Experiments for Improving the Art of Gunnery* 
The better to determine the three Grand Oefiderata, in the A ft of Gunnery 
viz, j. The Point- blank difeance. 2, The Quantity of Powder for the juft 
Charge of any Peece. 3. whafGxm (for Size, lFore.. t ireigbtr Metal ,&c<) 
Shoots Tartheft .* The following Experiments are prop fed and dirchled, by Sr, 
R ©Bert Moray ; to give ccca/ionto f uch at are Curious in this Art % to improve 
the fame, as they fhdl have opportunity . who we cannot but fappofe will be fo 
geneiOHS,as to impart the Succefes and the Events of j heir Tryalsof this kind 
to tie Poblifher of thefe Tranfactions for farther Improvement and Zdfe, 
O Know 5 how Far a Gun Shoots Point-blank: f as 
they call it ) that is, fo near the Level of the 
Cylinder of the Peece that the difference is ei~ J 
thcr not difcernablq 5 or not conliderable ; On 
a fit plat-form, place and point the Gun at A 
Mark, as large as the Bullet, fome 50, 6o, or more Yards d-iffant, 
fo as" the under-fid e of the Mark, may ■ be in the fame Level or 
A- a a - . Line?' 
