BAKER (John Gilbert) & NOWELL (John). A Supplement to Baines' Flora of Yorkshire. With a map. Part first. The flowering plants and ferns: by John Gilbert Baker, F.B.S.L. Part second. The mosses of the county: by John Nowell.1854

London: William Pamplin, First edition, royal 8vo, 188, [1], vi-viii, [2]pp., hand-coloured map frontispiece, orig. cloth-backed boards, worn, joints split.