Astronomy: Thomas Phelps (left) and John Bartlett making astronomical observations in the observatory of the Earl of Macclesfield, Oxfordshire. Mezzotint by J. Watson, 1778.
- Date:
- 1778
- Reference:
- 46328i
Licence: Public Domain Mark
Credit: Astronomy: Thomas Phelps (left) and John Bartlett making astronomical observations in the observatory of the Earl of Macclesfield, Oxfordshire. Mezzotint by J. Watson, 1778. Wellcome Collection. Source: Wellcome Collection.
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