C 199 ] 
Mr. Short obferved the laft internal contaCt of mer- 
cury with the fun, with a four foot focal length re- 
flector, magnifying about 135 times, at io h j' y n by 
the clock, uncertain to 2 or 3"; and the total egrefs 
at 1 oh 7* 42'' by the clock; uncertain to y or 6", 
the air then undulating thro’ thin clouds. 
Dr. Bevis obferved the laft internal contaCt with a 
two foot focal length refleCtor, magnifying about 6f 
times, at io h yV and the total egrefs at ioh 
by the clocks 
Mr. Siflon, at Beaufort-Buildings in the Strand, ob- 
ferved the total egrefs at io h f 43'', by Mr. Short’s 
clock, thro’ a five foot refraCting telefcope, 
Mr, Bird, at his houfe in York-Buildings, obferved 
the laft internal contaCt at io h 4' yy"; and the total 
egrefs at ioh y' by Mr. Shorts clock, thro’ a 
nine inch focal length refleCtor. 
Mr. Smeaion in Fumival’s-Inn- Court, Holborn, 
obferved the total egrefs at io h 8' 30", by Mr. Short’s 
clock, thro’ a fix foot reflating telefcope. He 
fufpeCts his time fome feconds too late, a cloud hav- 
ing juft paffed off the fun, when he perceived Mer- 
cury was gone. 
Mr. Canton, in Spital-fquare, obferved the total 
egrefs at io h 8' 12", mean time, thro’ a reflecting 
telefcope, three feet focal length. 
Mr. Short’s houfe in Surrey-ftreet is 26" of time 
weft of the royal obfervatory at Greenwich. 
Nr Br Mr. Short’s clock, by which thefe obferva- 
tions were made, was found to be a8' f flower 
than mean time: but, for more fatisfaction, here 
are the fun s paffages over the meridian, taken 
by the tranfitory. 
