= The standard reference work on the subject. Copy in a LUXURIOUS PRIVATE BINDING by Geert van Daal: unif. full dark brown mor., both covers w. blindst. title in an onlay light brown mor. frame within gilt fillet lines w. gilt squares in corners, gilt fillet line around covers; giltlettered ribbed spine w. a pattern of gilt fillet lines, gilt boardedges; mor. doublure margins within gilt fillet lines w. onlay light brown squares in corners; in 4 unif. cl. dropback boxes w. title running over the spines of the boxes. SEE ILLUSTRATION PLATE I.