e > 
1. Ohferyatms made at Rome, by the 
late ‘Reverend Mr. John Ray, of 
the Comet which appeared Anno 
1 66y, Communicated to the ‘PMiJher 
by Mr. Samuel Dale. 
December the 2 C th 1664, S. N. 
A Bout three of the Clock this Morning, I obferved the 
Comet * it wasin the Conftellation of Hydra, not 
far from the Foot of Crater. It appeared about the bignefs 
of a Star of the firfl Magnitude, but nothing fo lucid and 
bright. It had a very- long Tail', which pointed almoftdi- 
feftly towards the Heart of Hydra : The Tail Ihew’d 
fomewhat like Kays of a Candle burning in a Mift ; 
The Figure of it was Conical ^ the Length of it 5 or & 
Degrees:, the Breadth at the Bafe not above a Degree and 
half- The Body of this Cowet-' was about 3 Degrees to? 
the South -Ea ft of the mofl Southerly Star in the foot of 
Crater 5 it flood very near in a Right Line with the two 
lowermoft S ars in the Foot of Crater, which are com- 
mon to it and Hydra- See the Figures. 
December 21. In the Morning, about the fame Hour, 
it was removed about a Degree and half from the Place' 
where it flood, Weflward, and- a little to the South, The 
Tail 
