TY - GEN AU - Barr, AU - Holburn, TI - Macgibbon's elementary questions and answers in engineering knowledge for marine and mechnical engineers steam and motor PY - 0000///James Munro CY - Glasgow PB - [19--?] KW - Barcos KW - Motores KW - A 22 KW - E 12 N2 - Índice ER -