Illustration depicting probable variations in the features of Lockyer's sea, based on observations made over nearly 50 years. Norman Lockyer (1836-1920) an English scientist and astronomer. Dated 19th century

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Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1881, 19th, archival, archive, astronomer, astronomy, century, england, english, features, historical, history, illustrated, illustration, joseph, lockyer, norman, observation, observations, probable, science, scientist, sea, sir, variation, variations