More Letters of Charles Darwin — Volume 1

1835.

September 5th: "Sailed from west shores of South America."

November 16th: Letters to Professor Henslow, read at a meeting of the Cambridge Philosophical Society.

November 18th: Paper read before the Geological Society on Notes made during a Survey of the East and West Coasts of South America in years 1832-35.

1836.

May 31st: Anchored at the Cape of Good Hope.

October 2nd: Anchored at Falmouth.

October 4th: Reached Shrewsbury after an absence of five years and two days.

December 13th: Went to live at Cambridge.

1837.

January 4th: Paper on Recent Elevation in Chili read.

March 13th: Settled at 36, Great Marlborough Street.

March 14th: Paper on "Rhea" read.

May: Read papers on Coral Formation, and on the Pampas, to the Geological Society.

July: Opened first note-book on Transmutation of Species.

March 13th to November: Occupied with his Journal.

October and November: Preparing the scheme for the Zoology of the Voyage of the "Beagle." Working at Geology of South America.

November 1st: Read the paper on Earthworms before the Geological Society.

1838.

Worked at the Geology of South America and Zoology of Voyage. "Some little species theory."

March 7th: Read paper on the Connexion of certain Volcanic Phenomena and on the Formation of Mountain Chains, to the Geological Society.

May: Health began to break down.

June 23rd: Started for Glen Roy. The paper on Glen Roy was written in August and September.

October 5th: Began Coral paper.

November 11th: Engaged to be married to his cousin, Emma Wedgwood.

December 31st: "Entered 12 Upper Gower Street."

1839.

January 29th: Married at Maer.

February and March: Some work on Corals and on Species Theory.

March (part) and April: Working at Coral paper. Papers on a Rock seen on an Iceberg, and on the Parallel Roads of Glen Roy. Published "Journal and Remarks," being volume iii. of the "Narrative of the Surveying Voyages of H.M.S. 'Adventure' and 'Beagle,' etc." For the rest of the year, Corals and Zoology of the Voyage. Publication of the "Zoology of the Voyage of H.M.S. 'Beagle,'" Part II. (Mammalia).

1840.

Worked at Corals and the Zoology of the Voyage. Contributed Geological introduction to Part I. of the "Zoology of the Voyage" (Fossil Mammalia by Owen).

1841.

Publication of Part III. of the "Zoology of the Voyage" (Birds). Read paper on Boulders and Glacial Deposits of South America, to Geological Society. Published paper on a remarkable bar of Sandstone off Pernambuco, on the coast of Brazil. Publication of Part IV. of "Zoology of the Voyage" (Fish).

1842.

May 6th: Last proof of the Coral book corrected.

June: Examined Glacier action in Wales. "Wrote pencil sketch of my Species Theory."

July: Wrote paper on Glaciers of Caernarvonshire.

October: Began his book on Volcanic Islands.

1843.

Working at "Volcanic Islands" and "some Species work."

1844.

February 13th: Finished "Volcanic Islands."

July to September: Wrote an enlarged version of Species Theory. Papers on Sagitta, and on Planaria.

July 27th: Began his book on the Geology of South America.

1845.

Paper on the Analogy of the Structure of Volcanic Rocks with that of Glaciers. "Proc. R. Soc. Edin."

April 25th to August 25th: Working at second edition of "Naturalist's Voyage."

1846.

October 1st: Finished last proof of "Geological Observations on South America." Papers on Atlantic Dust, and on Geology of Falkland Islands, communicated to the Geological Society. Paper on Arthrobalanus.