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POPULAR SCIENCE REVIEW. 
on one side, then on the other, from some reflective matter in 
front of the shutter. This is the primd facie idea con- 
veyed ; it is not to be taken as a proffered explanation of the 
appearance, though it agrees with Oudemans’ theory of the 
coronal beams. Such a transfer of coronal light from one side 
of the black moon to the other has been depicted before* 
notably by Professor Plantamour, in his drawings of the 
eclipse of 1860, July 18, and it led the Astronomer Koyal to 
suggest a cause with which Oudemans’ theory is in accordance. 
Of the photographs secured, three . have been exhibited as 
COPY OF MR. BROTHERS’ TOTALITY PHOTOGRAPH.* 
bearing upon the questions at issue — one taken by Lord 
Lindsay, in Spain, at the commencement of totality, which is 
remarkable as exhibiting an excess of corona on the advancing 
side of the moon, and therefore corroborating the American 
observer’s drawing above noticed ; a second obtained by the 
American party at Xeres, and a third secured by Mr. Brothers 
at Syracuse. Now, these two last-mentioned photographs are 
* From a woodcut lent "by Messrs. Macmillan. The top represents the 
north. In viewing this picture regard must he had to the impossibility of 
reproducing in a woodcut the softness of a photograph. 
