There are three letters from David Lorimer to Sidney Duly and one letter from Emily Lorimer to Sidney Duly. There is a further letter from Duly to Richard Pankhurst, RAS Librarian, to donate the material to the Society

Letter from David Lockhart Robertson Lorimer to Sidney John Duly in which he writes of his journey to Bombay - a comfortable but dull voyage. In Bombay, Lorimer had met one of the [Chōa] Russian refugees with whom he had been previously corresponding. Lorimer describes being taken round the Bombay sights. Lorimer had received a deputation of Hunza men and from that secured a Hunza boy as a servant. Lorimer writes of the people he has secured for his expedition. They arrived at Srinagar on 31st March and within 24 hours were in a Hunza boat on the Jhelum. He writes that they have been variously received and as the "Times correspondent" has collected information from the highest and worst authoritative sources. He writes concerning the political situation. He has met a retired Indian Colonial Service man, Sir Ivo Elliot, who is friendly. Lorimer also describes the Prime Minister.
They are clothing and equipping themselves for the next stage. He has been corresponding with Gilgit with a view to having a man sent down from there. They hope to be in Gilgit by June. Sent from Srinagar. Kashmir, India, Handwritten letter, 3 pieces, 6 sides, dated 13 May 1934.

This series consists of correspondence between the Lorimers and Sidney Duly, manuscripts concerning the Gilgit Expedition; and some printed articles by the Lorimers. There is also a letter from Duly to Richard Pankhurst, RAS LIbrarian, to donate the material to the Royal Asiatic Society.

The material consists of two folders. The first contains correspondence, manuscripts and printed material connected to the Lorimers' expedition to the Gilgit-Baltistan region, Pakistan in 1934-1935. The second folder contains correspondence and notes provided by D.L.R. Lorimer in 1946, to aid Roland Carter, political agent in Gilgit and Carter's own notes.