Hartung, Georg, 1821 - 1891 (German geologist)

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.

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.

Geological cross section of Grand Canary from Maspalomas in the North to Banaderos Bay in the south showing rock types. The length of the land depicted in the cross section is 26 geographical miles and the greatest height is 6400 feet, 1855.

Watercolour geological cross section of the Island of Madeira from Funchal to [Paco] Girao showing the Caldera and other geological features, 1850s. Unsigned, may be Hartung.

Handwritten article on the geology of Grande [sic Gran] Canaria and the way in which the rocks were formed. Seeming to be a summary of Lyell's observations while on the island, 1855. It is not in his handwriting, and is perhaps written by Mary Lyell, or Georg Hartung.

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

Correspondence including: section of Tenerife sketch, Section of Madeira sketch, Loose tracing paper sketch, string bound paper (1 of 5), More loose sketches (2 of 5), four water colour Madeira volcano loose (3 of 5), Madeira maps and sketches loose (4 of 5). See also more correspondence at Coll-203/B1/54, series relating to Maderia Coll-203/2, and specific Notebooks.

Summarised as 'J.Y. Johnson Madeira Po da Cruz leaves'.
Additional details: Notes from J Y Johnson on receiving Lyell's memoir of Etna, asking after Lyell's memoir of Madeira. Mentions his own progress on leaf identification in the area of Porto da Cruz and mentions his discoveries in reference to others like Brown, Reiss, and Hartung and their work going on in Sao Gorge and Valley of Furnas.