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Adams, John Couch (1819-1892) astronomer Challis, James (1803-1882) astronomer and physicist
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Copy of letter to J.W. Lubbock

Gresham Professorship. Challis's poor mathematics in latest paper. Letter or extract of letter transcribed for MacAlister's biography.

Adams, John Couch (1819-1892) astronomer

Draft autograph letter signed to James Simms

Not clear to whom addressed: presumed Simms from content (see correspondence re this telescope in 1868-). Requires a case for meteoroscope. Gives specification for object glass for proposed meridian telescope for CO, after consultation with Challis, and further equipment. Requires new quotation.

Adams, John Couch (1819-1892) astronomer

Autograph copy of letter signed to J. Challis

Acknowledges copy of paper from Philosophical Magazine. Apologises for not making his criticisms clearer before. Sets them out. Regrets any offence caused; will put criticisms into writing for the Phil. Mag., as requested.

Adams, John Couch (1819-1892) astronomer