Clarke, W. E. (1896). Bird migration in Great Britain and Ireland: Report of the committee, consisting of Prof. Newton (Chairman), Mr. John Cordeaux (Secretary), Mr. J.A. Harvie-Brown, Mr. R.M. Barrington, Mr. W. Eagle Clarke, & Rev. E.P. Knubley, appointed for the purpose of making a digest of the observations on the migration of birds at lighthouses and lightvessels, 1880-87.

Clarke, William Eagle. Bird Migration in Great Britain and Ireland: Report of the Committee, Consisting of Prof. Newton (Chairman), Mr. John Cordeaux (Secretary), Mr. J.A. Harvie-Brown, Mr. R.M. Barrington, Mr. W. Eagle Clarke, & Rev. E.P. Knubley, Appointed for the Purpose of Making a Digest of the Observations On the Migration of Birds At Lighthouses and Lightvessels, 1880-87. 1896.

Clarke, William Eagle. Bird Migration in Great Britain and Ireland: Report of the Committee, Consisting of Prof. Newton (Chairman), Mr. John Cordeaux (Secretary), Mr. J.A. Harvie-Brown, Mr. R.M. Barrington, Mr. W. Eagle Clarke, & Rev. E.P. Knubley, Appointed for the Purpose of Making a Digest of the Observations On the Migration of Birds At Lighthouses and Lightvessels, 1880-87. 1896.