1. IOR/X/14381/SP/7d Reference (shelfmark): IOR/X/14381/SP/7d Title: Sheet SP-7d USAF Edition 1948, reprinted 1952. '(Sheet 6 of 6)' 'ACIS 8-48 Base 1R Litho by ACIS 5-52' Published USAF ACIS. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item