I N D E X.

Herbs that strengthen the heart 190
The nature of the Herculean stone a name for the magnet or lodestone 182
Herodicus the invalid a physician known for his emphasis on gymnastics
lived a long life
through prudence. 51
Hesiod is vindicated
from slander. 67
A saying of Hiarchas. 151
Insofar as man lives
in conformity with the heaven,
he receives and brings back
celestial gifts. 211
The nature of man according
to the stars. 125
The hour opportune for
studies. 20
What the election of hours
is worth. 173
The use of gardens and
groves is suitable
for the studious. 25, 26
A property of the human
species. 124, 125
Moister meals should be
seasoned with aromatics. 62
How the humor is to be
contempered with natural
heat. 53, 54
By what causes natural
humor dries up or overflows. 55

The observation of purging
the humors. 141
Hyacinth makes one safe
from lightning. 170
Hyacinth exhilarates the
mind. 25

The use of fire in a pestilential
constitution. 294
How a more effective image
may be made. 193, 194
The powers of images according
to the ancients. 181, 182
Images according to the ancients
were made at a chosen hour,
subject to celestial faces.
174, 175
The virtues of images and
medicines. 181, 182, etc. 202
How much power images are
thought to have over the spirit,
and the spirit over them.
213, etc.
The power of images over
the spirits. 214
The intention of the imagination
in medicines is of the
greatest moment. 217
The aptitude for impressing
an image