1. IOR/L/PS/10/815, f 169 Reference (shelfmark): IOR/L/PS/10/815, f 169 Title: ‘Red Clay & Sandstone Series Transverse section across Jabal Gilbat’ Scope & Content: Geological relief cross-section of Jabal Gilbat, shown on a line of south-west to north-east. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1920? Extent: 1 map sheet