Showing Records: 61 - 70 of 50605
8 (39), Thomson to Ledermann, 21 Sept 1939
8. Ross, Sutherland, Caithness, Orkney, Shetland, the Hebrides, circa 1850 (spine-dated 1849)
8 Year Old Para Rubber, Gikiyanakand, 1870s-1930s
Photograph of 8 year old Para rubbert trees being tapped on a plantation in Gikiyanakand[?] in the early 20th century.
9 1/2" Brain Knife, Aluminium Handle, c. 1910
Undated sketch labelled '9 1/2" Brain Knife, Aluminium Handle' detailing various measurements and other specifications for construction of the instrument. The sketch is not designated a number in this series.
9 (37), Thomson to Ledermann, 17 Jul 1937
9 (38), Ledermann to Thomson, 18 Feb 1938
Thomson informs Ledermann he has received proofs from the British Journal of Psychology, and expresses regret that he and Ledermann's Univariate articles are to be separated in different volumes.
He also informs Ledermann that he will send his cheque on the first of the month, since this will give them some interest in the account, and gives him the address of James Fitzjames Duff in Durham, where he will be staying.
10 (37), Thomson to Ledermann, 19 Jul 1937
Thomson continues to discuss Burt's paper, The Correlation between Persons, from the British Journal of Psychology, Jul 1937, providing an alternative to Burt's formula, which he criticises as being unnecessarily complex.
10 (38), Thomson to Ledermann, 21 Feb 1938
Thomson asks Ledermann to discuss an example given by Burt in his article on correlations between persons which Thomson is having difficulty with, at their next meeting. He expounds upon the point in great detail, with most of the letter taken up with his working.
10 (39), Thomson to Ledermann, 11 Oct 1939
Thomson discusses his difficulties in retrieving offprints from Customs House at Leith.
10 Bottle Kisu Cow and 1/2 Ayrshire Kisu, 1870s-1930s
Photograph of four cows - 10 Bottle Kisu cow and half Ayrshire Kisu in a field in the early/mid 20th century.