Versandantiquariat Liber Antiqua is an antiquarian bookseller based in Krems an der Donau, Austria, run by Gunther and Gabriele Ceusters. Its online shop offers a varied selection of collectible and second-hand books, historical publications, prints, maps, atlases, globes, and decorative antiques. The catalogue spans literature, history, religion, natural history, art, and other subjects, with items ranging from classic works and illustrated editions to vintage objects such as clocks and cigar cutters.

Customers can browse featured recommendations, explore categories, or use the shop’s extended search to find particular titles and pieces. Liber Antiqua provides information about payment and shipping, and welcomes customer enquiries by email. The shop serves buyers in Austria and internationally, though shipments to the United States are currently subject to restrictions under new customs rules; eligible goods may be sent by Post Express.

Product prices include applicable Austrian value-added tax, with shipping costs charged separately. Liber Antiqua also notes that listed stock quantities may vary because its products appear on multiple marketplaces