IND-IIA-F001-I14
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Unidad documental simple
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10-03-1915
Parte de Official and personal files of John Evershed with other Directors, famous astronomers and global institutes
The letter was regarding the Sun charts prints that are not satisfactory as the negatives are imperfect. Therefore sending of original charts on cloth which are 26 inches in diameter are proposed by Evershed.
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