[ 266 ] 
Ex obfervationibus autem fecunda et quarta Martii 
liabitis ccrto conftat, cometam die tertia Martii circa 
horam fcxtam matutinam ad aequatorem pertigiffe, 
eumque tranfivifte in afcenfione reda 282 0 30', cum 
inclinatione fax ad xquatorem femitx 84° 30'quam 
proxime; adeoque turn obtinuifie longitudinem 13° 
3 5 y in vy, cum latitudine boreali 22 0 54/. Exinde 
ctiam colligere eft, eandem femitam cometicam (quae 
apparcntix decurfu a circulo maximo haud deviafle 
vifa eft) occurrifie eclipticx quidem in ^ et s 9 0 19' 
cum inclinatione 80 omnino graduum. Coluro vero 
xquinodiorum in diftantia 5 0 $y l \ a polis mundi 
verfus punda xquinodialia, cum angulo inclinationis 
77 0 3 3 7 ~: Coluro demum folftitiorum in diftantia 
2 3 0 5 7'! a polis mundi, verfus punda folftitiaiia cum an- 
gulo inclinationis I3°3 8 / aequali maximx elongation! 
orbitx ab eodem coluro in parte averfa, ac diftantias 
polorum orbitae ar pundis xquinodialibus. 
III. Of the various Genera and Species of 
Mufic among the Ancients, with fome Ob- 
fervations concernmg their Scale \ in a Let- 
ter from John Chriftoph. Pepufch, Mufic. 
D. F. R.S . to Mr. Abraham de Moivre, 
F. R . £ 
SIR, 
Rtad Nov 13 . 1 74^*'W r ]vj Compliance with your Requeft, I 
Aerations*. I here fend you fome of my Thoughts 
on ;Ue various Genera and Species of the Greek Mu- 
fic, 
