[ 5 2 4 ] 
was to the Eaftward of the North. Perhaps this 
Change of Figure might, in fome meafure,be owing to 
it. Being on Horfeback, I fawit from the Beginning to 
the End; but having no Watch with me, I only gucfs’d, 
by my Riding, that it continued about an Hour. I 
heard afterwards, from fome who had their Watches, 
that it lafted an Hour and one Minute. 
When 1 came home, I put down what Lh ad obferved j 
it being, as I thought, a very fingular Appearance. I am, 
SIR, 
Oxford, Aug. 2, Tour faithful 
1745 . 
Humble Servant , 
G. Coftarch 
VII. 
As I was returning home from the 'Royal Society to Weftminfier, 
on Thurfday , Dec. 16. 1742. h. 8. 40'. />. m. being about the 
Middle of the Parade in St. James’s Park , I faw a Light arife from 
behind the Trees and Houfes in the S. by W. Point, which I took 
at firft for a large Sky-Rocket ; but when it had rifen to the Height 
of about 20 Degrees, it took a Motion nearly parallel to the Hori- 
zon, but waved in this manner, 
and went on to the N. by E. Point over the Houfes. It feemed 
r ? rn *° j Vei "^ , ne fb , t!iac * thought it pafled over Queens Square-, 
the IQand in the Park, crofs the Canal, and I loft Sight of it over 
the Uaymarket. Its Motion was fo very flow, that I had it above 
half 
