yah 
gning portion 
of tone and colour in Add to fit ea as objects 
recede in the plane of the piéture from the fource of light, 
they fall into comparative half-teint, their high-lights and 
fhadows participating of the hue with which the intervening 
atiofphere envelopes them. From both thefe caufes it may 
oy be reckoned that nine-tenths at leaft, and a greater 
ortion occafionally, in fubjects of this nature, will be 
-teint, unlefs artificial fhadows are introduced. 
in the 
dopted by nature, in which all grada ations of fhade 
are ty effet of privation of light, and confequently of 
every colour is 
of j 
ope is the fimple mode of rages the half-teint, 
an harmonious effect throughout the 
nee 
and maintaining it w 
i eat a a Ves It will of courfe allow of inter- 
age ghee either from parts of - i et eed 
ries, or wr from os 
One only regulation can effectively be given. 
ryan its mixture eg the light, a load colour, to 
rods ci teint more cool than that, in its h 
re a of colour appears in the 
: es, of which no fyftem will ever pro- 
8 imitation and there extreme delicacy and 
united wi eS much fobtleey as A be utterly 
: toni to convey an idea of. Pradtice 
eye mutt be the 
beft 
lime, or ferious fubjects, 
as teint fore ie not to be introduce: 
fhad ut clear, are abfo. 
on the 
This ile the cafe, too much attention co | be given - 
HA 
particularly where the fcene fe 
orks of Teniers beautifully and fuf. 
Bese, illuitrate dis 
ALF-TIMBERS, in Ship-building, are the fhort timbers 
rward and, aft in the cant batiens which anfwer to the 
attocks nearer the lower midfhi 
F-TONE, in >» or a of the ancients, an: 
BI whofe ratio s. 323 = 462 +f + 4m, or the 
Lima. See that ar 
ALF-TONE, hemon, or chromatic tonieum of Arif- 
toxenus and Holden, half the tone major, = i 25/2 £3= 
Ls 0039322 ie 4m, or e +f+4im; one 
mon logarithm is .9744237,3877, and its Euler’ s log. 
= -084962, fuch being its decimal relation to the o¢tave 1.- 
It is = 4.740705 major commas 
ALF-TONE, Mean; or all tine of Dr.Smith ( Harmonicsy. 
—— fecond edit.), one-fourth of the ene third, = v2 
A/S = 49-2519662 + f + 4m, or 4g} aa m3 
whofe common lo arithm is S572 9615 and its binary 
or decimal of the oftave 0482, and it ¢ 
4490705 major commas, or 4 ¢ tele a the latt. See ore. 
it may reigw ‘riumphant 5 
out af doors. The 
aerate Medietas lingua. See Meorrks, lingua, 
HALrF-w in Meee: : is aname for the works {in 
coal-pit, pg the face or length-way joints of the coal. 
re the level nearly at an regia of 45°, eee otherwife 
led rn-coal., 
HALL, in Geography, a town of Arabia, in the 
of Hedjas, near the coait of the Red fea, longi to ips 
hheriffe of Mecca 3 279 CRM ~ ok Laem, N. lat. 
HALIAETOS, in int Oraitbilagy;” the: Gabale saline given 
by Ariftotle tothe bald buzzard. See Faxco Bathetos. 
HALIETUS, a species of ba which a the: 
and feeds on fifhes, c 
bess 18° 40) 
fea, 
putt or abpeey, and the ‘ak by Bh of Linsaue, ise: wie 
fee. 
Be coee -BEIGH, in Biography, who flourifhed about. 
middle of the 17th cen nn eee rege Sate 
we original name was Albert Boboufki. At an shod 
came interpreter at the [—— id Seignor’s cc 
fituation oes at t hea of Dr. Smith, cha 
“ concern image to- 
Mecca, thei income fs sifting the Sick, ve which. 
man prefented to te ae ublifhed a 
at Oxford in 
