Atmospheric Pressure, Measurement

Scope and Contents Calculations of Barometrical Observations in La Palma, Canary Islands giving heights in feet of various volcanic features including of the Central Ridge of the Caldera, 12 July 1854.

Scope and Contents Map of Europe showing the annual pressure and rainfall across the continent in the early/mid 20th century.

Scope and Contents 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.

Scope and Contents Letter to Mary [Lyell] from [Charles James Bunbury] giving barometrical observations in feet which were taken on the Island of Gran Canaria. Bunbury states that he has passed these measurements to Dr Hooker in order that he might verify them, 1850s.

Scope and Contents Notes and Correspondence on the Geology of the Madeiran and Canary Islands consists of: Cross-sections Correspondence Notes Barometrical observations Maps Sketches concerning fossils, shells, and geological features found on the Madeiran and Canary Islands Draft manuscripts for a paper containing Lyell's...