HOPKINSON (John). A Sketch of the Geology and Climate of Hertfordshire, with Notes on its Botanical Districts.1887

Hertford: Printed by Stephen Austin and Sons, 4to, 32pp., authors presentation inscription to upper wrapper, 2 double-page maps (one coloured), orig. orange printed wrappers, slight nick to upper wrapper. Reprint, with a new title-page and pagination, from the introduction to "Flora of Hertfordshire" / A. R. Pryor (1887).