368 
man body to the farface of the water, 
or till rt bécomes vilible: a fecond drag 
at fuch time might be applied to any 
part of the body, fo as to fecure a firm 
holdy’ The beft drag cofts il. 1s. the 
fecond 12s. 
Mr. SEBasTIan Grins has obtained 
the ‘filver medal and twenty guineas for 
‘Colours and Materials for Painting, and 
for a preparation of Grounds or Pannels 
for Painters. This gentleman affumes, from 
various experiments, that he has difco- 
veted the manner of preparing either 
Canvals, Copper, or Pannel in the old 
Venetian ftyle; and alfo a method of 
parifying oils for painters’ ufe agreeably 
to the practice of the ancient matters. 
He fays he has been enabled to produce 
Crayons, of a quality greatly fuperior to 
any in ufe, and which are’ fixed,’ fo as to 
- prevent their rebbing off the paper when 
ufed, and which may alfo’ be Speaed in 
Lip of New Publications. 
. [May 1, 
water orin oil. We fhall give aninftance 
of each. The pannels and canvafs 
grounds are prepared by laying on them 
a compofition made from fheep’s trotters 
calcined and wheaten flour in equal pro- 
portions. The grounds thus prepared 
do not crack, they may be pamted on 
upon, almoft, immediately, and from 
their abforbent quality the bufinefs 
may be proceeded’ upon with difpatch. 
Oil is purified by bone-afhes made into. 
a palte with water, this is to. be:heated 
red-hot, and immerfed m the oil, after 
‘which a finall quantity of bone-ath is to 
beadded; and, when it isclear,it is fit for 
ufe. Bie 
Crayons are formed of 1lb. of powder- 
ed bone-athes, mixed with three ounces 
of fpermaceti, and colouring matters as 
much as may be required.’ They are to 
be ground together, and then rolled up 
in proper form and dried on a board. 
. 
LIST OF NEW PUBLICATIONS IN. APRIL. 
7 leaps 
As the Lift of Nex j Publiowtsone) contained in the Monthly Mees is'the 
' ONLY COMPLETE LIST. PUBLISHED, and confequently the only one 
that can be ujeful to the Public for Purpofes of general Reference, it is requefted, 
that Authors and Publifhers will continue to communicate Notices of their Works, 
(Poft pad), and they will always be 
faithfully i ah FREE of EXPENCE, 
ANTIQUITIES. 
WHHE Architectural Antiquities of Great 
Britain ; by John Britain, F. S.A. Part 8, 
4to. 10s. 6d.5; fine, 16s.! 
ARCHITECTURE. 
Obfervations on Englifh Archite&ture, Mi- 
litary, and Civil; compared with fimilar 
buildings on the Continent, including a criti- 
cal Itinerary of Oxford and Cambridge, &c. 
with Chronological Tables, and Dimenfions 
of Cathedral and Conventual Churches 5 by 
the Rev. James Dallaway, M.B. F.S. A. Bv0. 
12s. boards. ; 
BIOGRAPHY, 
An Account of the Life and Writings of 
Hugh Blair, D. D. F.R.S. one of the Mi- 
nifters of the High Church, and Prefeffor of 
Rhetoric and Belles Lettres in the Univerfity 
of Edinburgh ; by the late john Hill, L. L. D. 
8vo. 6s. bascls. 
An Account of the Lik and Writings of ee 
vid Hume, efq.; by Thomas Ritchie. 8vo. 
10s. 6d. boards. 
The Laft Years of the Reign of Lael s XVI. 
by Francis Hue, 8vo., 10s. 6d. boards. 
The Life and Writings of Mr. Tanner, i 
Exeter ; by Dr. Hawker, D. D. with Mr. T,’s 
Piotttait: 8vo. 5s. iS 
DRAMA. 
‘The Archite€t; a Farce, by the late Mr. 
| See 
‘Nicholas Gy pfum, with Notes and Recree3 sby 
the Author. 2s. 6d. 
EDUCATION. 
The Young Lady’s Pocket iibraty; ; or, Pa- 
rental Monitor. 8vo. 6s. boards.~: 
Moral : Tales, for Young People 5 by Mis, 
Hurry. 4s. 
The Book of Monofy ates 3 or, an ce. 
duction to the Childs’ Monitor, or Parental 
Inftrn@tion, in Two Parts. 1s. 6d. bound. 
The Young Naval Hero; or, Hints to Pa- 
rents and. Guardians, on educating Young 
Gentlemen for the Navy... Qs. 6d. 
A New General Pronouncing Diétionary 3 
by William Enfield, M.’A.. :4s. bound. 
A Comparative’ View of the New Plan of 
Education, promulgated by Mr. Jofeph Lan~ 
cafter in his Tracts concerning the Inftruc- 
tion of the Children of the Labouring Part of 
the Community, and of the Syftem of Chrif= 
tian Education, by Mrs. Trimmer. 3s. | 
_An Abridgment of Dr. Goldfmith’s Natural 
Hiltory of Beals and Birds, with 200 pitalls 
ings on Wood. 6s. bound. 
The Juvenile Journal ; or, Sine of Trath; 
by Mrs. Cockle. 3s. 64. , 
CEOGRAPHY. 
Net nee awedon to Geography, intended 
chiefly for the Uie of Schools; including a 
Short Account of the Solar Syftem, and ps 
ure 
