WAL 
Wallis, Jons, D. D. Account of an antient date 
in Northamptonfhire in numeral figures 
— An account of two large ftone chimney pieces, 
with a peculiar fort of archwork thereon 
— On the collection of fecants, and the true 
divifion of the meridian in the fea chart 
On the air’s gravity 
Treatife of algebra, hiftorical and practical 
Account of the firength of memory when applied 
with due attention ’ - 
On the meafures of the air’s refinance to bodies 
moved in it 
« — — On the apparent magnitude of the Sun and 
Moon, or the apparent diftance of two Jtars 
when near the horizon, and when higher 
elevated - 
• The Florentine problem concerning the quadra- 
ture of an hemifpherical cupola of a tem- 
ple - - - 
A propofal concerning the parallax of the 
fixed ftars, in reference to the earth’s annual 
orb - 
A difcourfe concerning the methods of approxi- 
mation in the extraction of furd roots 
— On the fpaces in the cycloid, which are perfectly 
quadruple 
— — An extraordinary cure of a horfe that was 
fiaked into his ftomach 
•—Letter concerning the cycloid known to Cardinal 
Cufanus about the year 1450, and to Carolus 
Bovillus about 1500 
- * On the generation of hail, of thunder and light- 
ning, and the effects thereof 
— A correction on the 109th chapter of his book on 
algebra 
— Account of the effects of thunder and lightning 
at Everdon, Northamptonfhire 
■ A queflion in mufick lately propofed to Dr. 
Wallis, concerning the divifion of the mono- 
chord, or fection of the mufical canon 5 with 
his anfwer to it 
— On the obfervation of Eafter April 24, 1698 
-« - — On fome fuppofed imperfections in an organ 
— On the ftrange effects of mufic in former times 
— — A method of inftructing deaf and dumb perfons 
—■—Account of fome paffages between him and M. 
Leibnitz 
5© 
Tranf. 
XIII 399 
XIV 800 
XV 1002 
— 1193 
— 10 95 
■ — 1269 
XVI 269 
— 323 
XVII 584 
— 844 
XIX 2 
— Ill 
' — 118 
— 36.1 
— 6 53 
— 729 
— 729 
XX 5 
— 80 
— 185 
— 249 
— 297 
— 353 
XXI 273 
783 
Abridg. 
I 107 
— 595 
ii 122 j 
1 527 
m 661 
1 484 
— 225 • 
-98 i 
— U6 ; 
— 1 1 6 
II 183 
— 177 
I 610 
III 402 
I 612 
— 618 
HI 393 
II 2 
Wallis, 
