With Thorburn's signature
THORBURN, Archibald British Birds. Supplementary Part. Longmans, Green and Co. 1918.
4to. Contemporary red cloth, bound in original brown wrapper; pp. [ii] + 3-11. 2 colour plates depicting 13 species; spine and part of front board sunned, very good. Provenance: signature of Thorburn on blue card tipped in to ffep, bookplate of Henry Arthur John Silley.
First edition. Rarely found in its own, this usually comes alongside a full 4 part set of Thorburn's magisterial British Birds and is not often bound up.