MESOPOTAMIAN BROWN STONE CYLINDER SEAL - WITH ORIGINAL REPORT BY PROF. LAMBERT. Ca. 3000 BC A brown stone cylinder seal drilled lengthwise, engraved with a repeating pattern of elongated triangles, each enclosing three drilled dots. Size: 41mm x 12mm; Weight: 11g. Provenance: Private London collection of an Ancient Art dealer; Formerly in a central London family collections 1990s; Suggested to be examined by Professor Wilfrid George Lambert FBA (1926-2011), historian, archaeologist, and specialist in Assyriology and Near Eastern archaeology, in the late 1980s and early 1990s.; ex. 1970s/early80s UK art market.