TY - GEN DA - 1920 ID - 10342 JF - Papers On Engineering Subject L1 - https://library.imarest.org/record/10342/files/v1b01p06.pdf L2 - https://library.imarest.org/record/10342/files/v1b01p06.pdf L4 - https://library.imarest.org/record/10342/files/v1b01p06.pdf LK - https://library.imarest.org/record/10342/files/v1b01p06.pdf PY - 1920 T1 - Aluminium Alloy Pistons for Submarine Oil Engines TI - Aluminium Alloy Pistons for Submarine Oil Engines UR - https://library.imarest.org/record/10342/files/v1b01p06.pdf VL - 1 Y1 - 1920 ER -