| Title | Pinion wheels, spur wheels, connecting wheels, toothed wheels, 1787—1789, 1791, 1801—1803, 1805, 1807, 1809, 1811, 1813—1815, 1817, 1839, 1847, 1862, not dated |
| Description | Components and Parts of Land Engines. (37 items).
1400. Pinion Wheels, Spur Wheels, Connecting Wheels, Toothed Wheels. 1787-1847, 1862, not dated. 37 items.
1780s:
Bevel pinion and segments for Mr. Bowman's windmill - reverse drawing, Oct. 1787.
Large and small toothed pinions and plummer blocks for cranks [for Mr. Bowman's windmill] - reverse drawing, Oct. 1787.
"Drawing of the elements of teeth", Dec. 1788.
Bevel pinions for John Gilbert & Co., Feb. 1789.
1790s:
Wheels for Isaac Spooner, Mar. 1791.
1800s:
Toothed segment of planes for United Mines - reverse drawing, Jan. 1801.
Sketch and note of wheel for Marsden & Neild, Mar. 1801.
Spur wheel for McConnel & Kennedy, Feb. 1802, and pinion for Scarth Marshall & Co., Apr. 1803 - reverse drawings [2 drawings stuck together].
Spur wheel with iron teeth, 12 foot diameter - reverse drawing, Aug. 1802.
Spur wheel with wooden teeth, 12 foot diameter - original and reverse drawings, Apr. 1803.
Rim for 12 foot spur wheel with iron teeth - reverse drawing, Aug. 1803.
10 foot spur wheel - reverse drawing, Nov. 1803.
Small sketch of mitre wheel marked "Pattern of this at Foundry", Aug. 1805.
Spur wheel patterns at Soho Foundry - 4 sheets of drawings, Sep. 1805.
"Wheels B. M." [British (Royal) Mint], 6 foot spur wheel, 4 foot bevel wheels, 40 inch bevel wheel - reverse drawing, Mar. 1807.
81 foot wheel with 102 teeth - press copy sketch, Jul. 1809.
1810s:
Mitre wheels from Peel Williams & Co. for Cooper Matchett & Co.'s governer - small sketch, Apr. 1811.
Spur wheels for 14 horse engine, Feb. 1813.
Sketches of wheels made for Peel Williams & Co. and later used for standards, Apr. 1813.
Sketch of 16 foot spur wheel pattern, Dec. 1813.
Connecting wheels 16 feet and 4 feet [for 100 horse engines] - partially shaded drawing, Mar. 1814.
4 foot spur wheels "from original pattern", "as strengthened for Philips & Lee" and "altered to this for Birley & Hornby", Jul. 1814.
Wheels for J. & J. Coope & Co., not dated [1815].
12 foot spur wheel - reverse drawing, May 1817.
1830s:
6 foot spur wheel for McConnel & Co. - partially shaded drawing, Jan. 1839.
1840s:
Sketch of bevel wheel - partially coloured drawing, not dated [1840s].
Sketch of spur wheel and pinion - partially shaded drawing, Mar. 1847.
1860s:
Tracing of a wheel sent by Walter May & Co., May 1862.
Not dated or titled:
Sheet of drawings of wheels, pinion, teeth, connecting rod etc.
Drawing of a wheel with 14 teeth.
Memoranda:
List of various engines 1801-1817 with 12 foot spur wheels, giving dimensions of small wheels, fly shafts etc.
Table of dimesions of spur wheels giving pitch, diameter, details of teeth, for whom made etc., not dated [circa 1809? - there is a sketch of an 8 foot spur wheel dated Jul. 1809 on the back].
List of various sizes of spur wheels, not dated. |