——_e ee 
219 
Mownpay, DecemsBer 8Tu, 1851. 
WILLIAM HAMILTON DRUMMOND, D.D., 
in the Chair. 
Tue following antiquities, found in the lake of Cloonfree, 
were presented to the Museum of the Royal Irish Academy by 
Alonzo Lawder, Esq., of Cloonfinlough, Strokestown, through 
~ Robert Callwell, Esq. : 
1. A horse-shoe, made of iron. 
. A fragment of iron, probably part of the hilt of a sword. 
. An iron spike, for butt-end of a spear. 
. A bone spear-head. 
. A bone pin. 
. An amber bead. 
. A bronze tweezer. 
. Ditto, broken, but of different matter. 
. A bronze pin, with ornamented head, having a cross 
4 
omar na oP |! DO 
and arrow-shaped device carved on two sides of it. 
10. A very long bronze pin, with ornamented spike, head, 
and ring ; a peculiarly fine specimen. 
11. A small iron pin, with head bound with bronze wire, 
and small circular disc pendent. 
12. An amber bead. 
13. A buckle. 
14, A bore’s tusk. 
The Secretary, in the absence of Sir W. R. Hamilton, read 
the following remarks on the connexion of Quaternions with 
continued fractions and quadratic equations. 
1. If we write 
it is known (see Sir J. F.W. Herschel’s Treatise on Finite Dif- 
* VOL. V. s 
