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Chapman, J.G. (John Gadsby), 1808-1889. / The American drawing-book: a manual for the amateur, and basis of study for the professional artist: especially adapted to the use of public and private schools, as well as home instruction.
(1870 [1873 printing])
Chapter VI. Perspective--its principles, rules, and practical application., pp. 125-168
Page 168
168 PERSPECTIVE.
and consequently of the line of the horizon, above the level of the water,
affects the general out-
line of everything reflected that is not perpendicular to the ~ edge, as
more fully demonstrated
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... I.
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nt hea nnexedp rofiles,s howingt hep erspectiver elationso ft hev ariouse
levations.I no bjectsp
rojectingo vert hew ater,a st heb eami nt hee xample,t her eflectionw illo
fc ourseb en aturallyl
ongert hant her ecedingl ineso ft heo riginal.A na rchm ayr epeati tso uters
emicirclea sp erf-
ectlyi ni tsr eflectiona si tr eallyi s,a nds om ayb ea lsoi tsm orer ecedingo
utline,b utt hea rchwayi
tselfi sn otp erfectlyd uplicated.I nt heo riginalw es eel esso fi tsi nternalf
ormt hanw ed oi nt
her eflection,f ort hee levationo fo
urp ointo fv iewe nablesu st
os eef artheri ntot her eflectiont hanw
ithint hea rchi tself.A
lthoughb roughtt oa c onclusiono
ft hisc hapterw ithouth
avingc overed,a si tm ays eem,t hew
holeg roundo fp er~pect-
ive,t hea rtist-studentw illf indt herein,i
fn ota r ecipef ora llh
isr equirements,t hee lementsa ndp rincipleso
ft hea rts uffic-
ientlye xplainedt oe nableh im,u pont
heirb asis,t om eeta nyd
ifficultyt hatm ayb ep resentedi nt
hec ourseo fh isp racticalo
perations.T hef earo fb igb ooksa nde
laboratet reatisesd rivem
anya o nef romt hep ursuito fk nowledge,a
ndm osto fa ll,t hosed
evotedt ot hea rtso fd esign;w hoser
estlesss piritsu nwillinglyb
eart hec ontrolo fa nye stablishedr
outine;u naptt od elvei nt
hem ineo fa bstrusei nvestigations,t
heyh astent oc onclusions;a
nd,m ostf ortunately,a llt heirr equirementso
fk nowledgea rep
rogressive.D iscoverya ndp ossessionb egetw ants,a ndh ew hol ivest hel
ongest,a ndk nowst hem
ost,h asm ores tillt ol earn.I nt hen extc hapteri tw illc omei np lacei
ns omed egreet or eviewt
hes ubjecto fp erspectivea st oi tsp racticala pplicationi nd rawinga nds
ketchingf romn ature,w
hena no pportunityw illb ep resentedo fi ntroducinga tl eastm oreg enerallyp
leasings ubjectsf
ori llustrationt hanm ered iagrams.
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