Ivories are divided by time period, then by Country, then by specific works. You can scroll through the whole list, or use a word search command (i.e. command-F) to search for a particular entry. Command-G will usually repeat the search.
D. NEAR EAST
ASSYRIA
E. MINOAN-MYCENEANCRETE KNOSSOS CYPRUS ENKOMI MYCENAE
F. ARCHAICGREECE
G. 5TH-4TH CENTURYGREECE
H. HELLENISTIC-ROMANITALY ROME
K. EARLY CHRISTIAN-BYZANTINEBYZANTINE EARLY CHRISTIAN
M. MEDIEVALBELGIUM-NETHERLANDS BRITISH ISLES CLOISTERS CROSS CAROLINGIAN FRANCE GERMANY OTTONIAN QUEDLINBURG TREASURY ITALY MEROVINGIAN SPAIN