| Title | Boilers, 1815—1818, 1820, 1821, 1823, 1824, 1833, 1834, 1836, 1842, 1847, not dated |
| Description | Boilers and Components and Parts of Boilers for Boat Engines. (24 items). 1434. Boilers. 1815-1818, 1820, 1821, 1823, 1824, 1833, 1834, 1836, 1842, 1847, not dated. 24 items. 1820s: Press copy sketch of a boat engine boiler, Mar. 1820. Boiler for 40 horse boat engine - press copy drawing, Jul. 1820. Sketch of a boiler for 2 14 horse boat engines - press copy sketch, Aug. 1820. Sketch of a boat engine boiler, Mar. 1821. Sketch plans of "Old Boat Boilers" - 10 small sketches [originally on 1 sheet but now cut up. [These sketches show the following boilers, which include some boat-mounted dredging engine boilers: Congo, Sep. 1815; Mr. Droop for Mr. Schroeder, Jul. 1816; boilers for 50 horse engine, Aug. 1816 and 1818; Liverpool mud engine, Sep. 1817; J. A. Droop No. 2, Dec. 1817; Mr. Rennie, Aug. 1818; Po boat, Nov. 1818; London steam packet, 1823; Calcutta dredging engine, May 1824.] 1830s: 83 horse boat land boiler for John Wood Jr., May 1833. Sketch of a 25 horse boat for land boiler - partially coloured direct copy and partially coloured reverse drawings, Aug. 1834. 50 horse boat boiler for land for James Kennedy & Co. - partially coloured original and partially coloured reverse drawings, Mar. 1836. 1840s: Boiler for 2 20 horse engines, Seville Steam Boat No. 4 - partially coloured original and partially coloured reverse drawings, Oct. 1842. Outline of boiler for 2 20 horse oscillating engines - tracing, Mar. 1847. Not dated: Sketch plan of a 50 horse boiler. Plan and section of a boiler. |