by London Library, Sir Charles Theodore Hagberg Wright, Christopher James Purnell

1920

by Sir James Crichton-Browne

1916

by Sir Herbert Maxwell

1911

by Sir Granville George Greenwood, Sir George Greenwood

1908

by Sir James Dewar

1927

by Sir Edward Bagnall Poulton

1890

by Sir William Earnshaw Cooper

1909

by Sir James Crichton-Browne

1895

by Sir Alexander Paterson

1911

by Sir Peter Chalmers Mitchell

1915 · London Murray 1915.

by Sir Oliver Lodge

1916

by Sir Robert Hutchison

1917