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Croll, James, 1821-1890 (physical geologist and Keeper of Maps and Correspondence, Geological Survey of Scotland)

 Person

Found in 25 Collections and/or Records:

Letter to Sir Charles Lyell from James Croll, 24 April 1866

 Item
Identifier: Coll-203/1 folio(s) 613-614
Scope and Contents Letter to Sir Charles Lyell from James Croll concerning the temperature of space in relation to the position of the earth and the sun and discussing different methods of calculating the rate at which the temperature decreases and increases depending on the amount of heat that is received from the sun, 24 April 1866.
Dates: 24 April 1866

Letter to Sir Charles Lyell from James Croll, 23 April 1866

 Item
Identifier: Coll-203/1 folio(s) 615-618
Scope and Contents Letter to Sir Charles Lyell from James Croll concerning the temperature of the earth in both winter and summer and how this temperature is affected by the position of the earth in relation to the sun and snow and ice throughout the world, 23 April 1866.
Dates: 23 April 1866

Letter to Sir Charles Lyell from James Croll, 29 June 1866

 Item
Identifier: Coll-203/1 folio(s) 619
Scope and Contents Letter to Sir Charles Lyell from James Croll telling Lyell that he does not have anything ready to print in the July issue of the Philosophical Magazine, 29 June 1866.
Dates: 29 June 1866

Letter to Sir Charles Lyell from James Croll, 6 July 1866

 Item
Identifier: Coll-203/1 folio(s) 620-621
Scope and Contents Letter to Sir Charles Lyell from James Croll concerning his calculations of the thickness of the ice sheets and the extent of the submergence which he claims are based on geological grounds. He also discusses the possible extent of the submergence, the effect on the climate of the Ice sheet and his belief that the grinding down of rock can not be attributed to floating ice but to the extent of time that the rock was covered in ice. He also states that he feels confident that the submergence and...
Dates: 6 July 1866

Letter to Sir Charles Lyell from James Croll, 9 July 1866

 Item
Identifier: Coll-203/1 folio(s) 622-623
Scope and Contents Letter to Sir Charles Lyell from James Croll. 9 July 1866.
Dates: 9 July 1866