1. IOR/X/14081/NB37/6 Reference (shelfmark): IOR/X/14081/NB37/6 Title: Sheet NB37/6 Filtu GSGS 4355 Fourth Edition 1946. Printed UK 10/46. Reprinted from Fourth Edition EAF 1720, 1946. Collection Area: Map Collections Languages: English Date Range: 1946 Extent: Two copies.