论文信息 - DISCUSSION. ON THE COMPARATIVE MERITS OF VERTICAL AND HORIZONTAL ENGINES, AND ON ROTATIVE BEAM-ENGINES FOR PUMPING. - 字舞流文

DISCUSSION. ON THE COMPARATIVE MERITS OF VERTICAL AND HORIZONTAL ENGINES, AND ON ROTATIVE BEAM-ENGINES FOR PUMPING.

A B W Kennedy | T R Crampton | W Schonheyder | W E Rich | E A Cowper | R Moreland | Bruce D. Walker | J G Mair | H Davey