99

TABLE VIII.

TABLE OF REFRACTIONS.

Refr.

Diff.

App.

Br. 30.

for

Diff. Diff
for for

App.

Refr.
Br. 30.

Diff. Diff. Diff.

for

for

for
Altitude. Th.50°. 1 Alt. +1 Bar.--1°Fah. Altitude. Th. 50°. 1 Alt. +1 Bar. -1°Fah.