“BAKU-ENZELI PAROKH. 30 1 13” oval cds., clear strike on 10 k. on reverse of envelope to Ispahan with transit cds. “TEHERAN (DÉPART) 17. 11 13”, “(TEHERAN) 20.11.13” and arrival bilingual cds. “ISFAHAN. N°5 25.11.13”, very fine, also a similar cover from 1912, and 10 k. tied with manuscript cancellation and bilingual cds. “(TEHERAN) 25 XII.11” to reverse of commercial envelope from Baku to Ispahan with arrival, very fine. A scarce shipmail trio from the Caspian Sea