Sends an abstract made by J. F. Royle of CD’s paper ["On certain areas of elevation and subsidence in the Pacific and Indian Oceans"]. G. B. Greenough will have problems with the altered references in the coral island section.

Asks to withdraw abstract of his paper on coral formations ["Elevation and subsidence in the Pacific" (1838), Collected papers 1: 46–9].

Returns his paper for publication ["Volcanic phenomena in South America" (1840), Collected papers 1: 53–86].

Responds to report of the referee [on his paper "The formation of mould"]. Strikes out a paragraph and wants to add a note. Asks WL’s advice about a sentence.

Has finished earthquake paper ["Volcanic phenomena in South America" (1840), Collected papers 1: 53–86]. Gives instructions about a woodcut. There should be an outline map.

Returns Whewell’s presidential address to the Geological Society of London (Whewell 1839), and suggests that ‘rules’ be changed to ‘customs’.