Skin of male Gavia stellatus, North Uist, 15 October 1910

Skin of male Gavia stellatus, Largo Bay, 8 November 1912

Skin of female Gavia stellatus, Largo Bay, 20 December 1912

Skin of female Gavia stellatus

Skin of female Gavia stellatus

Skin of female Podiceps g. grisegena, Largo Bay, 28 September 1916

Skin of female Podiceps auritus

Skin of female Podiceps r. ruficollis, Morton Loch, Fife, 20 October 1917

Skin of male Hydrobates pelagicus, Little Ross Lighthouse, November 1910

Skin of Hydrobates pelagicus, Largo Bay, 7 November 1911

Skin of Hydrobates pelagicus, Isle of May, November 1912

Skin of female Hydrobates pelagicus, Isle of May, 2 November 1910

Skin of male chick of Hydrobates pelagicus, Auskerry, Orkney, 21 September 1913

Skin of male Bulweria bulweria, Canary Islands, 4 June 1913

Skin of female Fulmarus g. glacialis, Largo Bay, 2 November 1911

Skin of female Fulmarus g. glacialis, Shetland, 23 March 1911