Report on ventilation for the dual system subwaysWilliam Barclay Parsons, Sol L. F. Deyo, John Vipond Davies, Lewis Buckley Stillwell, New York (State). Public Service Commission. 1st district. Committee on ventilation of subways · First published 1916Open the Tome
Substitution of the electric locomotive for the steam locomotiveLewis Buckley Stillwell · First published 1907Open the Tome
