1. IOR/X/14203/NK36 Reference (shelfmark): IOR/X/14203/NK36 Title: Sheet NK-36 Sinop 1301 (GSGS 4646) Edition 7-GSGS. Compiled 1957. Published D Survey WO and AM 1958. Printed UK 1/59. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: Two copies.