वास्तु मण्डन (मण्डन सूत्रधार - गृह, राजप्रासाद, दुर्ग एवं नगर-वास्तु सटीक)

Ch. III – Durgādilakṣaṇam 91
52. The width of the pillars will be six hands and its length from the
top part will be three hands in measurement. The upper part
consists of two sections and the third section known as the
lower part will contain sharp, flat, iron blades.
53. The upper disc will be equal in measurement to the third part
and the base (Piṇḍa) will be four Aṅgulas. Another round disc
should be fixed at the distance of ten Aṅgulas.
54. From the center of the round disc, the exit will be measured at a
distance of eighty Aṅgulas. The measurement of the Cakra will be
from two hands to 2 ³/₄ ᵗʰ hands (minimized by one Pada up to
three hands).
55. An iron nail will be fixed on the corner of the lower part of the
upper disc. The right hand part is to be reserved for mechanical
contrivance and its subsequent discharge.
56. One nail should be fixed for the fire-container inside and again
for the pulling of the thread connecting the large side wheel.
57. Without practice, the effort of everybody will be fruitless. There-
fore one should practise constantly under the instructor to attain
success.
58. At first the target is in the air, in the second chance towards the
Bali, in the third to the bulls-head and in the fourth the throw will
be an iron ball.
59. So, a King will always worship Bhairava and Bhairavī with red
coloured and other flowers, devotional gifts (Naivedya), wine, meat,
prayers etc.
60. A well built Pañjara should be made after discussion; its length
will be of fourteen Aṅgulas, breadth and diameter will be of six
Aṅgulas, but, according to some, the arms will be measured with
hands.
61-62. The columns should be made five in number in the revolving
machine. The actual length of the disc will be fifteen Aṅgulas, if
measured by Hasta. Its measurement will be as outlined before,
the only difference being by columns. Among the people what is
known as Dhiṅkulī, is the same as Gourīyantra.