Scope and Contents Files relating to the British Expedition to observe the Total Solar Eclipse of 14 Jan. at Benkoelen, Sumatra. The British Expedition party included Col. Frederick John M. Stratton, C. Davidson and Mr Barton. The eclipse was of particular astronomical interest because of its relatively long duration, 3-4 minutes, and because the sun was almost at its maximum sunspot period. In addition to the British party, three American parties were sent from Swarthmore College, the United States Naval...

Scope and Contents Papers relating to the solar eclipse of 17 May 1901, seen in Mauritius and Sumatra:General correspondence concerning eclipse arrangements, travel and photographs, 1901.File of correspondence concerning insurance for instruments in Sumatra and Mauritius, including policies, 1901.File of correspondence with the Admiralty and Treasury, 1901, concerning requests for expenses, travelling arrangements, correspondence regarding the need for insurance and a report to the...

Scope and Contents File includes: Brief report on photographs taken, titled ‘British Expedition to Benkoelen to observe the Total Eclipse of 1926 Jan 9’; manuscript and typed copy.Notes on photographs taken, with a letter from the Royal Society concerning a related exhibition.Seven photographs of the spectra of the corona, a printed plate showing the spectrum of the chromosphere (Mem. RAS LXIV), and a printed plate (in Italian) comparing images of the corona taken by the Italian and...