CAMPBELL, C. J. 1??? — 1???. C.E. In the 1860s in Delhi. One CJC was in 1856 Assistant Engineer of East Indian Railways in Allahabad, later probably Chief Engineer and JASB defines our author as C.E.
Publications: “Memorandum on the life-sized Statues lately exhumed inside the Palace of Delhi”, JASB 33, 1864, 159-161; “Notes on the History and Topography of the Ancient Cities of Delhi”, JASB 35:1, 1866, 199–218.
Sources: Stray notes in Internet.