Herschel, Sir John Frederick William, bart.
On the aberrations of compound lenses and object- glasses. London. W. Bulmer. 1821. 48 pp. 1 plete. 4°.
No. 3 in **E.182.13
Same. (In Royal society. London. Philos. trans. 1821, plete. pp. 222-267. Plate. Lond., 1821. 4°.) *#E.172.1.21
~- Aberration.