A: Uterus with a seven-bitted key.
B: Inscription in five lines: ορωριου|θιαηωιαω[- -]|ζσαβαωθ|ιαηωιαωαι|ορουωθ → voces including ορωριουθ, vocales, Ἰάω, Σαβαώθ, vocales, Ἰάω-palindrome, variant of ορωριουθ.
Bibliography
Michel, BM on CBd-729
http://www.britishmuseum.org/research/search_the_collection_database/search_object_details.aspx?objectid=58998&partid=1&searchText=35441&fromADBC=ad&toADBC=ad&numpages=10&orig=%2fresearch%2fsearch_the_collection_database.aspx¤tPage=1" target="_blank">The British Museum Collection database on CBd-729