67174. The exhaust steam injector : paper read before the Institution of Locomotive Engineers / J.C. Metcalfe. - Romiley : Davies & Metcalfe Ltd, 1927. 23 p. : ill. : 21 cm. - PK : DE PATER DK 800

67174. The exhaust steam injector : paper read before the Institution of Locomotive Engineers / J.C. Metcalfe. - Romiley : Davies & Metcalfe Ltd, 1927. 23 p. : ill. : 21 cm. - PK : DE PATER DK 800