SPE 
SPH 
Reflexions on Dr. Wallis’s letter Holder 
Speech;. An account of a young lady, born deaf and 
c|umb, taught to fpeak - Ellis 
An account of two deaf perfons, who can 
fpeak and underftand one another by the mo- 
tion of their lips - Waller 
* — — A relation of a deaf and dumb perfon, who 
recovered his hearing and fpeech after a violent 
fever; with foms other medicinal and chlrur- 
gical obfervations - Martin 
An account of Margaret Cutting, who fpeaks 
readily and intelligibly though {he has loll her 
tongue - Boddington and Baker 
The cafe of Henry Axford, who acquired the 
ule of his tongue, after having been four years 
dumb, by means of a frightful dream 
Squire 
— Account of the organs of fpeech of. the Orang- 
Outang - - Camper 
See Deaf,. Dumb 
Spelter. A letter concerning fpelter melting iron 
with pit coal - Mafon 
Sperma-ceti. An account of fuch whales as have 
the fperma-ceti in them - Norwood 
— — * Account of the fperma-ceti of Bermudas 
Stafford 
Spermatic Vessels. An account of r ome uncom- 
mon anaftornofes of the fpermatic veffels in a 
woman - - Adortirner 
Sphere. A method by which a glafs of a fmall p'a 
no-convex fphere may b' made, to refradt the 
rays of light to a focus of a far greater diflance 
than is ufual - - Hook 
■ The conftruXion and ufe of fpherical maps, or 
fuch as are delineated upon portions of a fphe- 
rical furface - - Colfor. 
A letter concerning the true delineation of the 
afterifms in the antient fphere Latham 
A rule for finding the meridional parts to any 
lpheroid with the fame exaXnefs as in a fphere 
Mac Laurin 
— Some conjectures concerning the pofition of the 
antient fphere - - Latham 
— 7 heory of the parallaxes of attitude for the fphere 
Mallet 
— — A general invefiigation of the nature of a curve, 
formed by the fhadow of a prolate fpheroid, 
7 
Tranf. 
Supp. Tranf 
XXIII 1416 
XXV 2468 
— 2469 
XLII 143 
XLV 148 
LXIX 1.39 
XLIV 370 
n 565 
hi 792 
XXXVI 373 
I 2.02 
XXXIX 204 
XLI730 
— 808 
XLII 221 
LVI244 
Abridg. 
7 ul y } 167c 
V 2 134 
— - 219 
¥ [ 357 ] 
XI 958 
X 671. 
II 844 
— 84s 
VII 553 
I 1.9,3 
VIII 354 . 
2l8 
— IIO 
— 2,16 
upon 
