340 DEAN LIDDELL. [1888. 



cipients of the Hon. D.C.L. degree to be conferred 

 at Oxford during the Encaenia. The following letter, 

 which explains the cause of his absence then, was 

 addressed to Mrs Prestwich by their dear and honoured 

 friend, the late Dr Liddell, then Dean of Christ 

 Church College. 



OXFOED, 24th June 1888. 



DEAR MRS PRESTWICH, Sir H. Acland sent me the enclosed 

 to be delivered to your good husband on the occasion of his 

 honorary degree. I tore it open without thinking, and have 

 neglected to send it on. But you, at all events, will be glad 

 to read what our friend says of one whom he truly loves and 

 honours, and whom to have brought into connection with the 

 University I reckon not the least honour of my Vice-Chancellor- 

 ship. I deeply regret that his state of health prevents his accept- 

 ing in person the last acknowledgment of his services which it 

 was in our power to give. 



Eemember me to him most kindly, and believe me to be, ever 

 yours most sincerely, H. G. LIDDELL. 



Mrs Liddell joins in all affectionate remembrances to him and 

 yourself. 



J. Prestwich to Professor Jules Marcou. 



DARENT-HULME, 28th July 1888. 



MY DEAR PROF. MARCOU, Many thanks for your kind letter 

 and suggestion respecting the map, &c., of which I shall most 

 gladly avail myself in case of a second edition. I did not go 

 into the historical part of the glacial theory, as the subject was 

 too large for the space at my command. The small scale of the 

 Glacial map renders the colours somewhat indistinct, but I will 

 see to the points you name. 



I am also very much obliged to you for two papers. The one 

 on American Geological Classification is of particular interest 

 and use to me. The Classification of the Cambrian and Silurian 

 rocks will be one of the main subjects for discussion at the 

 Congress, and will no doubt involve a full discussion of the 

 Taconic rocks. I do not think that the English geologists have 



