| Description | 58b. Miscellaneous Drawings, 1820-1850. 1820, 1828, 1829, 1831, 1839, 1841, 1842, 1844 [?], 1846-1850. 27 items.
Engines, boilers, components, sugar mill, windmill, hydraulic pump etc.
General drawings of engines:
Charrington Head & Co.:
Cross-section of engine and boiler house and longitudinal section of the boiler house - coloured drawing, Jun. 1828.
?:
Plan of two pumping engines, pumps, boilers etc. - coloured drawing, Dec. 1828.
George Tritton:
"Sketch for Ten Horse" (plan showing two engines and boilers), Jan. 1831.
Nutter & Sons:
Section and plan of the engine house, boiler and mill - 2 partially coloured tracings, Mar. 1831.
Leaf Crofts & Co.:
Cross-section of the engine and boilers and longitudinal section of boiler - coloured drawing and tracing, Oct. 1839.
Cottam Mortan & Co.:
Plan and sections of the engine house and boiler, Oct. 1846.
Thetford Drainage:
Cross-section of the engine and boiler houses (2 copies), May 1848.
Longitudinal section of boiler and cross-section of 10 horse high pressure engine, Jul. 1848.
Hibbert & Co.:
Longitudinal section of 10 horse high pressure engine and cross-section of the boiler, plan of the engine and sugar mill and boiler, Jun. 1848.
Cross-section of 10 horse independent engine and boiler and longitudinal section of boiler - coloured drawing.
?:
Side view of independent engine and plan of engine and boiler - tracing (the title and date have been torn away).
?:
Side view of independent engine and plan of engine and boiler - coloured drawing (not titled or dated).
Engine components etc.:
Sketch of 40 horse engine air pump etc., Oct. 1820.
Lubricators - partially coloured drawing, Feb. 1842.
Samuel Greg & Co., Bollington:
Indicator figures for 60 horse boat engine for land taken by Hiram Wilcox, Jul. 1846.
Steam boats:
Sketch of outer end plummer block for 75 horse engines for the Admiralty, 1844 [?].
Sections of 123 ton steamer with oscillating engines pencilled in - partially coloured drawing.
Machinery for the West Indies:
Shaft and vane of a windmill executed in Jamaica, Sep. 1829.
Timperon & Dobinson:
Connecting machinery for a 10 horse sugar mill - partially shaded drawing, Oct. 1841.
Stewart & Westmoreland:
36 foot water wheel - partially shaded tracing of drawing made in Jul. 1846.
Denbigh Estate, Jamaica:
Boiler, wheels, roller gudgeons etc. - partially coloured tracing with notes by John Dingwall, Sep. 1850.
Other machinery:
Pulley blocks for the Pallas sheers, May 1847.
Hydraulic pump gear - partially coloured reverse drawing, Jul. 1849.
The majority of these drawings were made in the London office, and several bear letter codes.
Miscellaneous drawings. The index card made in 1936 noted that the drawings in this "group" ranged from 1805 to 1850, but no drawings of 1805 have been found.
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