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OCR-text (abbyy)
Birkelind,/Oloi/ Rr/istian Bernhard/
Simultaneous observations of the zodiacal
light from stations of nearly equal longi-
tude in north and south Africa.
8:o Alexandria 1917.
Reprinted from "The Cairo Scientific Jour
nal", no.100. vol. IX. January,february and
march 1917.
OCR-text (abbyy-crop)
Birkeland ,/ Olof/ Kr/istian Bernhard/
Simultaneous observations of the zodiacal
light from stations of nearly equal longi-
tude in north and south Africa.
8:o Alexandria 1917.
Reprinted from "The Cairo Scientific Jour-
nal", no. 100. vol. IX. January, february and
march 1917.
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