| Description | 55. General Screw Co. Steam Boat Mauritius. Jul., Aug. 1852, Sep. 1853. 7 items.
Screw propeller and apparatus for two 150 horse engines.
Screw and gearing - 3 coloured reverse drawings; apparatus for swivelling the screw etc. - coloured reverse drawing; details of feathering screw - coloured reverse drawing; feathering screw - 2 coloured reverse drawings. All the drawings were made in the London office and all bear letter codes.
Original Portfolio or 'Book' No. 1011.
For the General Screw Steam Shipping Co.
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