Edward C. Pickering's diary of a visit to the Harvard College Observatory, 14 November 1861

Plotkin, Howard2020-07-301980Plotkin, Howard. 1980. Edward C. Pickering's diary of a visit to the Harvard College Observatory, 14 November 1861. Harvard Library Bulletin XXVIII (3), July 1980: 282-290.0017-8136https://nrs.harvard.edu/URN-3:HUL.INSTREPOS:37364118en-USEdward C. Pickering's diary of a visit to the Harvard College Observatory, 14 November 1861Journal Article2020-07-30