OME 
OPT 
Omentum. Ohfervations on a large omentum 
Huxham 
Opal. Letter about the making of counterfeited 
opal - - Colepreflt 
Ophris. An account of a fpecies of ophris, fup- 
pofed to be the plant mentioned by Gronovius 
in the Flora Virginica, p. 185 Ebret 
Opium. Of the ufe of opium amongft the Turks 
Smyth 
— An account of a perfon who took a great quan- 
tity of opium without caufing deep Anon. 
Opossum. Carigueya feu Marfupiale Americanum, 
or the anatomy of an opoffum - Tyfon 
— — ■ The anatomy of a male opoffum with obferva- 
tions - - Cowper 
— The anatomy of a male opoffum, with obferva- 
tions on the opoffum, and a new diviffon of 
terreftrial brute animals, particularly thofe 
that have feet formed like hands, where an 
account is given of fame animals not yet de- 
fcribed - - - Tyfon 
* — A letter to Dr. Tyfon, giving an account of the 
anatomy of thofe parts of a male opoffum that 
differ from the female - Cowper 
Optick Glasses. An account of an improvement 
of optick glaffes - Ciampani 
— Confiderations upon Mr. Hooke’s new in- 
ffrument for grinding of optick glaffes 
Auzout 
Anfwered - - Hooke 
— — — A further account touching Signor Cam- 
pani’s book and performances about optick 
glaffes - . Auzout 
Sig. Campani’s anfwer, and M. Auzout’s 
animadversions thereon 
- ■ — Of M. Hevelius’s promife of imparting 
to the world his invention of making optick 
glaffes, and of the hopes given by M. Hugens 
of Zulichem, to perform fomething of the 
like nature ; as alfo of the expectations con 
ceived of fome ingenious perfons in England, 
to improve telefcopes 
Hevelius Hugens O’ Du Som 
— — An account of the tryals, made in Italy, 
of Campani’s new optick glaffes - Anon . 
— A conteft between two artifts about op- 
tick glaffes * Campani & Dtvini 
363 
Tranf. 
Abridg. 
XXXIII 60 
VII 518 
HI 743 
III 68^ 
LIII 81 
XIX 288 
11 643 
XXII 999 
V357 
XX JO 5 
n 881 
XXIV 1565 
— 
V I 77 
— 1576 
169 
I 2 
I 193 
- 56 
— t >3 
— 215 
— 192 
— 69 
' 
- 74 
-T 98 
I 13 I 
— 193 
I *93 
II 845 
2C9. 
! 193 
