1871 Aug. Investigation of the Law of the Progress Phil. Mag.
of Accuracy in the usual process for
Forming a Plane Surface.

1871 Nov.16 Corrections to the Computed Lengths of Phil. Trans.
Waves of Light for Kirchhoff's Spectral
Lines.

1871 On a supposed alteration in the amount R. Soc. (Proc.) of Astronomical Aberration of Light, produced by the passage of the Light through a considerable thickness of Refracting Medium.

1871 Nov. 29 Biography of G.B. Airy. (Probably Daily Telegraph. corrected by himself.)

1871 Dec. 8 Note on a special point in the R. Astr. Soc. determination of the Elements of the (Month. Not.) Moon's Orbit from Meridional Observations of the Moon.

1871 Dec. 26 Proposed devotion of an Observatory to R. Astr. Soc. observation of the phenomena of Jupiter's (Month. Not.) Satellites.

1872 Jan. Address to the Council of the Royal Society on the propriety of continuing the Grant to the Kew Observatory for meteorological observations.

1872 Feb. 8 Experiments on the Directive Power of Phil. Trans. large Steel Magnets, of Bars of magnetized Soft Iron, and of Galvanic Coils, in their Action on external small Magnets—with Appendix by James Stuart.

1872 Feb. 12 Further Observations on the state of an Camb. Phil. Soc. Eye affected with a peculiar malformation.

1872 Mar. 20 Notes on Scientific Education, submitted to the Royal Commission on Scientific Instruction and the Advancement of Science.