Bernard Quaritch's Catalogue of Books on Natural History is a field guide to printed nature. A remarkable archive for collectors. Compiled by one of Victorian London's most meticulous booksellers, the catalogue organises a sweeping nineteenth century bibliography of titles that shaped study, collecting and publication in the natural sciences. As an antiquarian zoology catalogue it points to editions, authors and subject areas that matter to today's bibliophiles: British natural history works stand beside international treatises, while listings document the circulation and rarity of items prized by libraries and private cabinets. For the reader forming a natural history book collection, and for anyone tracing provenance or the history of plates and illustrations, it is an indispensable reference. More than a seller's list, the work reads like a scientific book anthology in catalogue form: concise descriptions, subject headings and cross-references create a practical collectors natural history guide and an academic research resource for bibliographers, historians of science and curators. Its value as historical science literature lies in the clear picture it gives of publishing networks, popular tastes and the movement of ideas during the Victorian era; researchers often turn to it when assembling a Victorian era book list or when seeking context for rare natural science books. Quaritch's commercial eye lends the catalogue practical utility: readers can infer which editions carried plates, which titles circulated widely, and which were treated as collectibles. Casual readers curious about how naturalists published, illustrated and distributed knowledge will find readable pathways through the entries. Serious collectors will welcome the bibliographic rigour and the leads that point to notable editions, illustrated nature reference works and uncommon holdings. Accessible yet rigorous, it sits equally at home on a scholar's desk and a collector's shelf. Republished by Alpha Editions in a careful modern edition, this volume preserves the spirit of the original while making it effortless to enjoy today - a heritage title prepared for readers and collectors alike.