~ 
334 
of the axle is placed a retroactive fulcrum, 
to which chains are made faft, and twifted 
thereon in contrary directions; by which 
contrivance, one chain rolls off as the 
other rolls on, when it receives> motion. 
On one end of the axle is placed a large 
fly-wheel to accelerate the motion, and on 
the other end is placed a hand-winch for 
Varieties, Literary and Philofcphical. 
f May, 
the purpofe of turning it. Fhis machine 
may be worked by hand, or any of the 
other ordinary powers, and it will be of 
infinite fervice in raifing coals from fhips’ 
holds, for falt, copper, coal, and tin- 
mines, for calenders, copper- phate-prefies 
and mangles, and for every {pecies of re- 
trograde machinery. | 

“ WARE a fh Bes: 
LITERARY and 
PHILOSOPHICAL ; 
Including Notices of Works in. Hand, Domzfite and Foreign. 
5% Authentic Communications for this Article will always be thankfully received. 
ol ete Fourth Part of the Wel and 
Enghfb Didtionary, by Mr. W1LLIAM 
OweN, is nowin the prefs. Two more 
Parts, to be publifhed yearly, will com- 
plete this elaborate work. It has already 
taken up above ten years of clofe labour, 
and will contain upwards of a hundred 
thoufand words, elucidated by about ten 
thoufand quotations from the varieties of 
Ancient Britith Literature, accompanied 
with elofe trantlations into Englifh. 
Mr. /JeremMiaH Joyce is about to 
publifh, A Complete Analy fis or Abridg- 
ment of Dr. Adam Smith’s Wealth of 
Nations: 
Mr. Dopp, of Magdalen-College, 
Cambridge, has in the prefs two volumes 
of ScleG@ Englifh Epigranzs, which will be 
puolithed early in the month. — 
r. DYER has im the prefs two Satires 
under the title of “ Prologue and Epi- 
logue to the celebrated Latin Comedy of 
Ignoramus, with a Preface and Notes.” 
Mr. HENRY REDHEAD YORKE, who 
is at this time confined in Dorchefter 
cafile, on the charge of recommending 
the inhabitants of Sheffield to petition 
for peace, has announced for fpeedy pub- 
lication, by fubfcription, a work, in one 
volume cétavo, entitled “ The Mural 
Nights of -Henry Redbead Yorke.” The 
price to fubfcribers to be half a guinea. 
Mr. Davies, of the Theatre-Royal,. 
Haymarket, has in the prefs a Complete 
Hiftory of the Stage, which will be pub- 
lifhed early in the enfuing winter, inthree 
volumes quarto. 
_ A gentleman of the Univerfity of Cam- 
bridge has lately been employed in the 
inveftigation of a fet of very beautiful 
experiments onthe configurations formed 
on vibrating glafs plates by means of 
fand fprinkled on them. Thefe expe- 
riments were firft made bv _ Profeffor 
CuHLapwny, inGermany, but have hither- 
to been wholly neglected in this country. 
We are promifed in an early Number a 
complete detail on this curjous fubject. 
A defcription, with plates, of the 
Time-Keeper invented by Mr. Mupce, 
has been: announced, with the addition 
of a print of the inventor, republica- 
tion of a tract on the improvement of 
Time-Keepers, a feries of letters from 
Mr. Mudge to his excellency Count 
Bruhl, and a fuccinét account of the 
meafures taken to give effeét to the in- 
vention, fince the termimaiion of the 
public trial of it, by the aftronomer 
royal, in June, 1790. 
Mr. R. C. DazLAs has now in the 
prefs a work, under the title of Mitcella- 
neous Writings, confifting of Poems, Lu- 
cretia, a tragedy, and Moral Effays, with 
a vocabulary of the pallicns, in which 
their feveral fources are pointed out, their 
regular currents traced, and their devias 
tions delineated. 
The fecond and third volumes of Dr, 
Hevy’s Theological Leétures are expeéted 
from the Cambridge Univerfity prefs in 4 
fhort time’; as is likewife another volume 
of Mr. Mitner’s Ecclefiaflical Hiftory. 
Mr. Younc, Fellow of Trinity-Col- 
lege, Cambridge, is preparing for the 
prefs, AN Essay ON HuMANITY TQ 
ANIMALS, a fubjeét of the higheft con- 
fideration, but hitherto culpably negleéted, 
The fecond volume of Mr. Law- 
RENCE’s Treatife on Horfes, delayed by 
the author’s ill health, will appear about 
Michaelmas. 
A new edition of Mr. CoLERIDGE’s 
Poems is in forwardnefs ; it will contain 
the Poems of Mr. Lloyd end Mr. Lamb. 
A Tragedy may be expeéted upon 
“The Martyrdom of Joan of Arc.”’ It 
is only intended for the clofet. 
Mr. C. Humpuries, of Moreton- 
hampftead, has iflued propofals for pub- 
lifhing by fub{fcription, A Treatife, con- 
taining the Natural Hiftory of Thirteen 
Species of thofe nondefcript Infeéts, call- 
ed Turnip Flies, and other Infeéts, 
Worms, and Reptiles, that. attack Tur- 
nips in the Leaf and Root; all accurately . 
diawn 
