RECORD: Darwin, C. R. [c.1827-1831?]. [Note on rock formation in Massachusetts]. CUL-DAR5.B92. Edited by John van Wyhe (The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 9.2020. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR5 contains Edinburgh lecture notes, 1825-7; class cards; zoological walk to Portobello; geological notes, Shrewsbury & with Sedgwick; alluvium; Salisbury Craigs; for glacier papers, 1839-42.
Abstract of Notices of the lead mines and veins of Hampshire County, Mass. etc.; by Alanson Nash. Silliman's Journal Vol. 12, 1827. Darwin's refers to the illustration of a geological section given by Nash.
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Silliman's Journal Vol. 12 P. 248
Mr Nash gives a section in the county of Hampshire, Massachusets shewing that the rock formation is covered by a layer of sand, this by gravel, which passes into a stratum of rounded masses of all sizes [An] analogous to that of Agassiz.—
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 2 July, 2025