Stars. Double. No. 17 in *#£.191.6 Herschel, Sir John Frederick William, bart.
Third series of observations: with a twenty feet reflector, containing a catalogue of 384 new double and mitiple sters.
Lond. 1828. (1), 177-213 pp. 4°. From the Memoirs of the Royal astronom. sdc. of Londe 1827. [*#*E,128.1.3.]