Page:  of 226
 
PLATE FACING PAGE
XXI. Apparatus for automatically recording radio inten-
sities at Perkins Observatory
154
XXII. The Perkins Observatory, Delaware, Ohio 155
XXIII. Solar corona at sun-spot minimum, Wallal, Austra-
lia, 1922
162
XXIV. Solar corona near sun-spot maximum, Sumatra, 1926 163
XXV. Star cloud in Sagittarius showing dark nebulosity in
region of the Milky Way
168
XXVI. Spiral nebula in Virgo showing dark absorbing
matter. (NGC 4594)
169
XXVII. The zodiacal light as observed by the eclipse expedi-
tion to Malaya, 1929
172
XXVIII. The constellation of Orion showing surrounding
nebulosity
173
XXIX. Great nebula in Orion 178
XXX. The Horsehead, dark nebula in the constellation
of Orion
179

-xii-

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Publication Information: Book Title: Man and the Stars. Contributors: Harlan True Stetson - author. Publisher: Whittlesey House McGraw-Hill Book Company, Inc.. Place of Publication: New York. Publication Year: 1930. Page Number: xii.
    
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