Your PDF has successfully downloaded.
You may be interested in finding more content on these topics:
You are not currently logged in.
Access JSTOR through your library or other institution:
NO. XX. SLIDING AXLE
Transactions of the Society, Instituted at London, for the Encouragement of Arts, Manufactures, and Commerce
Vol. 47 (1828-1829), pp. 167-168
Stable URL: http://www.jstor.org/stable/41327134
Page Count: 2