Dewley Burn Colliery, [16].

Direct lines, mania for, [292].

Dixon, John, C.E.,
assists in survey of Stockton and Darlington line, [136];
assistant engineer, Liverpool and Manchester Railway, [175]–9.

Dodds, Ralph, Killingworth, [42]–4, [50], [86].

Drayton Manor, George Stephenson’s visit to, [349].

Dutton Viaduct, [254].

Durham, Earl of, See Lambton.

East Coast Railway to Scotland, [306]–9.

Edgworth, Mr.,
sailing-waggons, [63];
advocacy of Railways, [148].

Edinburgh University, Robert Stephenson at, [121].