|Alternative reference number
|Copy letter from Robert William Frederick Harrison, to Ernest Lebon, 4 Rue des Ecoles, Paris
|12 October 1905
|Thanks Lebon for his gift of 'Traite de Geometrie Descriptive' and of a number of his memoirs and papers. A formal letter of thanks is also being sent. Lebon's 'Histoire Abregee de 'Astronomie', they already posses as it was presented by Lebon a few years ago.