Email from Hans Skottle Møller to the 5th Earl of Cranbrook with comments on his draft on the white bellied swiftlet of Kinabalu

Email from James P. Dean, Collections Manager, Division of Birds, National Museum of Natural History, Smithsonian Institution to the 5th Earl of Cranbrook concerning the type specimen described by Oberholser and three other specimens identified to Aerodramus f. amechana. He requested the Earl to submit a formal loan request, attaching a copy of the loan request policy

Email from Jean-François Voisin to the 5th Earl of Cranbrook concerning his paper on Vietnamese house swiftlets. He requested the Earl to review it. He also invited the Earl to put his name as one of the authors

Email from Keith Chin to the 5th Earl of Cranbrook concerning a dispute on ownership of Kakus caves, Sarawak. His client had inherited the caves from his grandfather, a Penan

Email from Kim Chan Koon to the 5th Earl of Cranbrook giving him a summary of a front page news from a Chinese paper on swiftlet farming in Kuching

Email from Lim Chan Koon to the 5th Earl of Cranbrook concerning his plans, which included a propsed project at Niah and a briefing on swiftlets for Datuk Amar. He told the Earl, George's postal address

Email from Lim Chan Koon to the 5th Earl of Cranbrook informing him he had agreed to rewrite chapter 5 on cave swiftlets in 'Birds of Borneo'. He also mentioned about his experiment on feeding grasshoppers and egg yolk to newly hatched swiftlets

Email from Lim Chan Koon to the 5th Earl of Cranbrook on breeding cycles of swiftlets

Email from Lim Chan Koon to the 5th Earl of Cranbrook on Lim's trip to Medan. He said there were two groups of people who were interested in investing in swiftlet houses in Long Lama

Email from Lim Chan Koon to the 5th Earl of Cranbrook on new development of house farming of swiftlets in Sarawak