1. IOR/L/PJ/6/16, File 903 Reference (shelfmark): IOR/L/PJ/6/16, File 903 Title: Enquiry from Ernest August Jahnke, patentee, regarding obtaining protection 'for a model or a design of a box' Collection Area: India Office Records and Private Papers Languages: English Date Range: 29 Jun 1880 Extent: 1 file