Gladwin, Tom W. & Sage, Bryan L. The Birds of Hertfordshire. Illustrations by Peter Walton. 1st. Ed. Pub. Castlemead Publications. 1986
pp.xiv, 342 with 4 colour plates plus b/w. photos., illus. & figs. 8vo. Very minor spotting to top-edge of text block, o/w. a fine hardback in nr. fine dw.
A complete review of the status and distribution of all the species and subspecies recorded in the present administrative area since Brian Sage’s earlier work (A History of the Birds of Hertfordshire) published in 1959.
£6.50 [Ref: 16962]