MANTIS (ANS collection database)

مانتيس ⁦(قاعدة بيانات مجموعات الجمعية الأمريكية لعلم النقود)⁩

The American Numismatic Society's collection database — a catalogue of roughly 98,000 coin objects, about 60,672 in the Islamic department alone, with stable accession ids and NUDS/RDF/JSON-LD record serializations; data licensed ODbL, images Public Domain Mark / No Copyright-US.