Trans. R, Dub, S., N.S., Vol. III. 
G 330 
si-4 v4 
500 - a 
a a 
Plate IX. 
184-9 
M54 
190 £0 0-50” [x O56 v0 7-90 1°20 4-30 140 150 20 2-10 2:20 230 240 250 bi 
before Middle ofEclipse<\ > after Middle of Eclipse 
LUNAR RADIANT HEAT CURVE, AS OBSERVED AT BIRR CASTLE OBSERVATORY 
DURING THE TOTAL ECLIPSE OF 1884, OCTOBER 4. 
By OTTO BOEDDICKER, Ph.D. 
