THE kArLE
CHAITYA-HOUSE
73
placed
within the four legsofaVedic altar
of sacrifice
;
one
part
of the sixteen-petalled flower is
turned down upon
the
shaft,as inthepillarsof the Bharhut
sculptures(fig.
21),
and
the
othergrows
upwards
tosupportthe altaronwhichthe
four
lion-guardians
ofthedoorsoftheskyareplaced.
Theentrance
tothechaitya-housewasthroughaporchwith
threeentrances,
overwhich wasthe naubat-khdna,or
music-gallery,similarto
thatshownintheBharhut relief
(PI.IX,c). This is nowin a
very
ruinouscondition,^and
onlythemortice-holes ofwooden
attachments
toitnow
remain.
The
fagade
of
the
entrance,whichwasscreened
from out-
sideviewby
this porch
andgallery,is illustrated
in PI.XVIII.
The central doorway,
opening into the nave, or hall of the
Sangha, wasthe entrance
for members of the order; the left
entrancewasforthelaymen,
sothattheymightcircumambulate
thechaityaandpassoutbytheexitontheright-handsidewith-
outdisturbingthecongregation.
This combination of three doorways inall
thechaitya-
houses and
in other sacred
edifices wherethebodhitreewas
theobjectof
adoration,
wasa purelypracticalarrangementfor
theconvenienceofworshippers.
Plate IX, D, shows theAsokan prototype of the twelve-
pillaredmandapam {baradart), used asashrine for the sacred
tree. Thethree
doorways in each sideof it
could have been
used inthesameway, theinnercircuit being reserved forthe
electoftheorderand theouteroneforlaymen. SomeBuddh-
iststtipas are
providedwith adouble rail round the pradak-
shind path for the same purpose. In Brahmanical shrines,
also, the
impure lowcastes could thus be separated from the
twice-born. The
ritualistic significance which attached itself
tothiscombinationofdoorwayswas,nodoubt,
thereasonwhy
^
Idonot
knowwhether,likemanyancientmonuments,thishasbeenlatelyrestored
by
theArchaeological
SurveyofIndia.