Volume I Part 2 (1/2)

1848.

March 20th: Finished Scientific Instructions in Geology for the Admiralty Manual. Working at Cirripedes. Paper on Erratic Boulders.

1849.

Health especially bad. Working at Cirripedes.

March-June: Water-cure at Malvern.

1850.

Working at Cirripedes. Published Monographs of Recent and Fossil Lepadidae.

1852.

Working at Cirripedes.

1853.

November 30th: ”Royal Medal given to me.”

1854.

Published Monographs on Recent and on Fossil Balanidae and Verrucidae.

September 9th: Finished packing up all my Cirripedes. ”Began sorting notes for Species Theory.”

1855.

March-April: Experiments on the effect of salt water on seeds. Papers on Icebergs and on Vitality of Seeds.

1856.

May 14th: ”Began, by Lyell's advice, writing Species Sketch” (described in ”Life and Letters” as the ”Unfinished Book”).

December 16th: Finished Chapter III. Paper read to Linnean Society, On Sea-water and the Germination of Seeds.

1857.

September 29th: Finished Chapters VII. and VIII.

September 30th to December 29th: Working on Hybridism. Paper on the Agency of Bees in the Fertilisation of Papilionaceous Flowers.

1858.

March 9th: ”Finished Instinct chapter.”

June 18th: Received Mr. Wallace's sketch of his evolutionary theory.

July 1st: Joint paper of Darwin and Wallace read at the Linnean Society.