Madeira Islands

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Illustrations by Hartung relating to a paper read by Sir Charles Lyell March 22 1854 to the Geology Society including a section of Cape Girain [sic Girão], Volcanic Cone, and the coast of Madeira, 1854.

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Draft manuscript concerning the geology of Madeira with index. Topics covered include: Size and structure of Madeira, Scoriaeceous formations, Fossil remains of 3 periods which are to be found on Madeira, Lavas, Successive eruptions. June 1856. Folio 399-412 is a notebook of drawings by JB [Joanna Baillie] Horner.

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Original packaging noted as 'Illustrations Manual Madeira & Canary Islands'. Geological cross sections, possibly some by Hartung? 1850s.

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Draft of manuscript relating to Madeira in which Lyell uses the knowledge gained from his visit to Madeira to prove that the structure of Madeira is due to a series of recurring eruptions, includes diagrams. Topics covered include: the Size of Madeira, Whether there is submarine scoriae in the centre of the island, Limestone and Miocene beds of S. Vicente Basaltic Lavas, (23 April 1856).

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Summary is noted by Lyell as 'Barometrial measurement of Heights'. Letter to Dr [Joseph Dalton] Hooker from Charles James Bunbury full of social chat, he mentions that "Mr Bunbury" [Henry Edward Bunbury, his father] gave a lecture to the Bury Atheneum on his recent trip to Madeira and Tenerife. He includes notes entitled " The Neutral Point of Sir C Lyell's Barometer", 11 November 1854.

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Letter to Mr Wollaston from Sir Charles Lyell concerning the deposits containing land shells on the island of Porto Santo and Madeira. He discusses the depth of the deposits and the number of species that are extant and extinct and are common to both islands, with envelope, February 1856. This letter was never sent.

Scope and Contents Letter to Sir Charles Lyell from William Baird relating to Helix Tiarella which was published by Webb & Bartholet in 1833. He tells Lyell that no further mention was made of it in their synopsis except that it was obtained from a bag of Orchil. He advises Lyell that is would not be necessary to go to Madeira for a sample as it is readily available in the Canary Islands where it forms the major export and fetches twice as much as Madeira orchil on the London...

Scope and Contents Includes work on Fossil plants of Santa Jorge, Madeira by Heer [is Lyell's writing], Index list to Canary Island specimens of rocks - Lanzarote, Fuerventura, Tenerife, Madeira, Grand Canary; Georg Hartung's notes on Porto Santo and Madeira [possibly Bunbury's writing]; Fossil plants from the Lignite beds of Santa Jorge [possibly Mary Lyell's writing]; titles of plants by Hartung; Hartung's notes on Serra d'Agoa, Pico Serrido, Meio Medade, S. Vincent, including drawings and Funchal Directory...

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Two notebooks created to contain work, with Georg Hartung, and others, relating to Madeira – with references to Canary Islands, Gran Canarias, Tenerife and the Azores. No indexes in either, the notebooks record discussions, reading, and include drawings and copy letters (in Mary's writing) on volcanoes, lava slopes, shells, elevations and upheaval.

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Four packets of Hartung's original manuscript. [was GEN1999/8/3]