1865 Nov. 11 On the Possible Derivation of the National Athenaeum. 
                Name “Welsh.”

1865 Essays on the Invasion of Britain by Julius Private. 
                Caesar; The Invasion of Britain by
                Plautius, and by Claudius Caesar; The Early
                Military Policy of the Romans in Britain;
                The Battle of Hastings. (With corr.)

1866 Mar. 10 On “The Compass in Iron Ships.”  Objections Athenaeum.
                to passages in a Lecture by Archibald
                Smith.

1866 Apr. 13 On the Supposed Possible Effect of R. Astr.  Soc. 
                Friction in the Tides, in influencing the (Month.  Not.)
                Apparent Acceleration of the Moon’s Mean
                Motion in Longitude.  Also on a Method
                of Computing Interpolations to the
                Second Order without Changes of
                Algebraic Sign.

1866 June 2 Report of the Astronomer Royal to the
                Board of Visitors.

1866 July 17 Papers relating to Time Signals on the Ho. of Comm. 
                Start Point. (Parly.  Paper.)

1866 Sept. 1 On the Campaign of Aulus Plautius in Athenaeum. 
                Britain. (Reply to Dr Guest.)

1866 Nov. 19 On the Continued Change in an Eye Camb.  Phil.  Soc.
                affected with a peculiar malformation.

1866 Dec.  On the Simultaneous Disappearance of R. Astr.  Soc. 
                Jupiter’s Satellites in the year 1867. (Month.  Not.)
                Also Inference from the observed Movement
                of the Meteors in the appearance of 1866,
                Nov. 13-14.

1867 Jan. 1 Memorandum for the consideration of the
                Commission on Standards. (Policy of
                introducing Metrical Standards.)

1867 Jan. 12 On Decimal Weights and Measures.  Athenaeum.

1867 Feb. 19 On the use of the Suspension Bridge with Inst.  C.E. 
                Stiffened Roadway for Railway and other (Minutes.)
                Bridges of Great Span.

1867 Mar. 21 Computation of the Lengths of the Waves Phil.  Trans.
                of Light corresponding to the Lines in
                the Dispersion Spectrum measured by
                Kirchhoff.

1867 Mar.  Corresponding Numbers of Elevation in R. Obs. (Also
                English Feet, and of Readings of Aneroid Meteor.  Soc.
                or Corrected Barometer in English Apr. 17, 1867.)
                Inches.

1867 Apr. 16 Remarks on Sir W. Denison’s Paper on Inst.  C.E. 
                “The Suez Canal.” (Minutes.)