1. IOR/L/PS/20/1 Reference (shelfmark): IOR/L/PS/20/1 Title: Report on the Keng Tung Keng Cheng Mission for 1893-94. By Cpt H B Walker, Intelligence Branch Calcutta: [Intelligence Branch, Quarter Master General's Dept], 1895 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1895 Extent: iii, 295pp 4 maps (3 in pockets)