| Description | Plate 10 figure 27 for the paper "Observations of nebulae and clusters of stars, made at Slough, with a twenty-feet reflector, between the years 1825 and 1833", by Sir John Frederick William Herschel, Philosophical Transactions of the Royal Society, v.123 (1833), pp.359-505. Inscribed verso, in pencil, Inscribed verso, in pencil, "Mess[ier]. 64 near Gamma Comae" with right ascension and North polar distance. Also inscribed "Sweep 424 and obs. of Apl 21 1833". |