C 30 ] 
Received December 5, 1765, 
V. Obfervation of the Eclipfe of the Sun , of 
Augufl: 16, 1765, made at Leyden, by 
Profejfor Lulofs, F. R. S. to Charles 
Morton, M. D. Sec. R. S. 
Carolo Morton, M. D. Soc. Reg. Lond. Secretario, 
& Academiar. Imperial. Leopoldin. & St. Petro- 
politan. Socio. Joannes Lulofs, Academ. Leidenf. 
Mathefeos Profeflor. Societ. Reg. Lond. Socius, 
&c. S. P. D. 
Read Feb. 
176 
b - 1 3 » A Bbas de la Caille (Ephemerides des 
J~\ Mouvements Celefles pour I'annee 
1765) initium deliquii pro urbe Amftelasdamenfi 
determinaverat 5 h 4' poll mcrid. finem 24 , quan- 
titatem o dig. 5', Cum de la Caille conlpirabat 
peritiffimus de la Lande, maximamque eclipfeos 
phafin locum habituram prasdixerat in eadem urbe 
5 h 
Hifce determinationibus plus fidens, quam ru- 
dioribus, quas ipfe tantum feceram, ut typum de- 
liquii in ufum obfervatorii noftri parare mihi liceret, 
(fecundum quas initium efiet Leydae q h 10', finis 5 h 
1 o', quantitas i d 22') aliifque infuper negotiis di- 
Jftradtus, obfervatorium confcendi hora 4, fed, difpo- 
fito telefcopio Newtoniano feptem pedum, eidemque 
adplicato micrometro Bradleyano, admirabundus per- 
cepi, hora 4 29' 1" eo-ufque jam proventam fuifle 
Lunam, 
