Echolocation : original notes on obstacle avoidance by Aerodramus fuciphagus in Bogor

1960

Cranbrook, Gathorne Gathorne-Hardy, Earl of, 1933-

Echolocation: records of flight trials in basement of Balai Penjelikan Tanah, Bogor

1961

Cranbrook, Gathorne Gathorne-Hardy, Earl of, 1933-

Evangelical missionary reports that Punan longhouse dwellers harvested the caves further upriver

1996/11/10

Cranbrook, Gathorne Gathorne-Hardy, Earl of, 1933-

Failed to fly

1957/04

Harrisson, Tom

Fieldnotes on albinism in swiftlets

Cranbrook, Gathorne Gathorne-Hardy, Earl of, 1933-
Harrisson, Tom

Fieldnotes on frequency of feeds and behaviour of nestlings and juvenile swiftlets (Aerodramus fuciphagus and Aerodramus lowi)

Cranbrook, Gathorne Gathorne-Hardy, Earl of, 1933-

Fieldnotes on swiftlet nests (22/3)

Cranbrook, Gathorne Gathorne-Hardy, Earl of, 1933-

Fieldnotes on swiftlet nests (28/3)

Cranbrook, Gathorne Gathorne-Hardy, Earl of, 1933-

Fieldnotes on weight (Aerodramus lowi, Collocalia esculenta, sp. M)

Cranbrook, Gathorne Gathorne-Hardy, Earl of, 1933-

Fieldnotes: Collocalia inexpectata at Satang Kechil

1957

Shariffuddin, P. M.