to the Greenwich Obs. for 1854.)

1856 Jan. 9 On Professor Peirce's Criterion for Astr. Journ.
discordant observations. (Cambr.)

1856 Jan. 24 Account of Pendulum Experiments undertaken Phil. Trans.
in the Harton Colliery, for the
purpose of determining the Mean Density
of the Earth.

1856 June 7 Report of the Astronomer Royal to the
Board of Visitors.

1856 Aug. 25 On Scheutz's Calculating Machine. Phil. Mag.

1856 Aug. 30 Science and the Government. (Reply to Athenaeum.
statements in the Morning Chronicle
about the instrumental equipment of the
Royal Observatory.)

1857 May 8 On the Means which will be available for R. Astr. Soc.
correcting the Measure of the Sun's (Month. Not.)
Distance in the next twenty-five years.

1857 May 12 Knowledge expected in Computers and
Assistants in the Royal Observatory.

1857 June 6 Report of the Astronomer Royal to the
Board of Visitors.

1857 June 12 On the Eclipse of Agathocles, the Eclipse R. Astr. Soc.
at Larissa, and the Eclipse of Thales. (Memoirs.)
With an Appendix on the Eclipse of
Stiklastad.

1857 June 18 Account of the Construction of the New Phil. Trans.
National Standard of Length, and of its
principal copies.

1857 Dec. 5 Letter to the Vice-Chancellor of Cambridge
University regarding Smith's Prizes.

1857 Dec. 7 On the Substitution of Methods founded Camb. Phil. Soc.
on Ordinary Geometry for Methods
based on the General Doctrine of
Proportions, in the treatment of some
Geometrical Problems

1857 Description of the Galvanic Chronographic Gr. Obs. 1856,
Apparatus of the Royal Observatory, App.
Greenwich.

1858 Mar. 8 Suggestions for Observation of the Annular
Eclipse of the Sun on 1858, March 14-15.

1858 Mar. 12 Note on Oltmann's Calculation of the R. Astr. Soc.
Eclipse of Thales. Also On a Method (Month. Not.)
of very approximately representing