The Society of Shakers. Rise, progress and extinction of the society at Cleveland, O.

Bibliography: p. 114-116.

The stability of air bubbles in the sea and the effect of bubbles and particles in the extinction of sound and light in sea water /

Mode of access: Internet.

Colonial slavery. Letters to the Right Hon. William Huskisson, President of the Board of Trade, &c., &c. on the present condition of the slaves, and the means best adapted to promote the mitigation and final extinction of slavery in the British colonies.

Mode of access: Internet.