5929474 ?The Opening into the Narrow Pass above the Siri Bolan?, 1839 (lithograph, tinted) by Atkinson, James (1780-1852) (after); National Army Museum, London; (add.info.: ?The Opening into the Narrow Pass above the Siri Bolan?, 1839. Tinted lithograph from \'Sketches in Afghanistan\', 1838-42, by Louis and Charles Haghe after James Atkinson, published by Henry Graves and Company and J W Allen and Company, 1 July 1842. The Army of the Indus entered Afghanistan through the Bolan Pass, a 60 miles long route through the Hindu Kush mountain range. It took the army two weeks to pass through it. During this period they were constantly fired upon by Baluchi tribesmen who hid in the caves overhanging the pass.); by National Army Museum .