1. IOR/L/PS/11/307, P 2497/1930 Reference (shelfmark): IOR/L/PS/11/307, P 2497/1930 Title: P 2497/1930 Kabul-Peshawar air route for carriage of Diplomatic Mail: safe custody of secret mails between Bombay and Delhi or Simla Collection Area: India Office Records and Private Papers Languages: English Date Range: 2 Nov 1929-14 Jul 1930 Extent: 1 file