1. IOR/R/20/B/519 Reference (shelfmark): IOR/R/20/B/519 Title: File 40/2 Pt II of 1937 Accounts: trade marks, patents, and designs, etc., in Aden: [8 colls Table of Contents] Collection Area: India Office Records and Private Papers Languages: English Date Range: 31 May 1937-26 Jul 1939 Extent: 1 file