| Description | Tube drawing machinery.
Sketch of machinery for drawing brass tubes - partially coloured drawing; machinery for drawing brass tubes, screw shaft etc., disengaging gear for drum pulley - partially coloured reverse drawings; screw wheel - original and reverse drawings; details of tube drawing machinery - partially coloured original and partially coloured reverse drawings. All the drawings bear letter codes.
Original Portfolio or 'Book' No. 1002.
For the Boston Locomotive Co. |