James Riley, Master, Upon the Western Coast of Africa, August 28th, 1815: Also of the Slavery and Sufferings of the Author and the Rest of the Crew, Upon the Desert of Zahara, in the Years 1815, 1816, 1817: with Accounts of the Manners, Customs, and Habits of the Wandering Arabs: Also, a Brief Historical and Geographical View of the Continent of Africa