1Thomas Jefferson to James Clarke, 1 August 1817 (Jefferson Papers)
the basis however of what has occurred to me is a four wheeled carriage, very light, the wheels to be like cotton spinning wheels & all other parts proportionably light. just over the bolt which connects the perch with the fore axle, suppose a machine fixed, so as to remain steadily in the direction of the perch, and the fore-axle made...
2To John Adams from Louisa Catherine Johnson Adams, 11 February 1819 to 26 February 1819 (Adams Papers)
...thence to H of R. where we were entertained with a very different style of Oratory, which I denominate the hum-drum; as it produced on my ear something like the effect of a Cotton spinning wheel, which is not dull enough to set you to sleep, tho’ sufficiently monotonous to weary your spirits—It was an appropriation bill, and the orator speaking against it—one of the members informed me...
3Thomas Jefferson’s Specifications for the Rotunda Planetarium, 1824?, 31 December 1824 (Jefferson Papers)
...then be provided, it’s upper end moving on a pivot in the zenith, it’s lower end resting on the circle of amplitude. this must be made on thin flexible white oak like the ream of a cotton spinning wheel; and fixed in it’s curvature, in a true quadrant by a similar lath of white oak as it’s chord a. n. their ends made fast together by clamps. this flexible meridian may be of 6....