1. IOR/W/L/PS/21/D29 Reference (shelfmark): IOR/W/L/PS/21/D29 Title: Chart of Triangulation, No. 15 Party, Baluchistan:- Degree Sheets Nos. 30 and 33. Scope & Content: Published: Survey of India, 1891. Scale: 1 inch to 4 miles. Collection Area: Map Collections Languages: English Date Range: 1891 Extent: 1 item