Astronomy for the use of schools and academies (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908, Rolfe, W. J. (William James), 1827-1910 · New York : Potter, Ainsworth, & Co. · leaf 206
ASTRONOMY. 185 while at the lower edge, and upon the great overhangingbranch, they are arranged very differently. The featherybrush below the branch, closely resembling a frost-crystalon a window-pane, is as rare as it is curious, and has notbeen satisfactorily explained. 182. Birth and Decay of… … is an evident disturbance of the solar surface, indicated espe-cially by the presence of many brilliant faculae, among whichpores, or minute black dots, are scattered. These enlarge,and between them appear grayish patches, in which thephotospheric structure is unusually evident, as if they…
Astronomy
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