Maps of Africa were vital to European slave traders

Maps of Africa: Maps of Africa were vital to European slave traders who depended upon the mapmaker's representation of the West African coast for the purposes of navigation -- Clouet (1768) -- Kitchin (1786) -- Chambers (1847) -- Guthrie (1800) -- Noveau Dictionnaire Geographique (1823)
-- Black (1849) -- Johnson & Browning (1861) -- Cundee (1809) -- Levasseur (1866) -- Rapkin (1865)
-- du Bocage (1848) -- Bonne (1780) -- Mitchell (1836, 1841, 1851) -- J. Bartholomew (1878) -- Bonne (1760)
-- Malham's Naval Gazetteer (1796) --
Maps of Egypt: -- Clouet (1768) -- Wilkinson (1796) -- Mallet (1719) --
Map of "Hayti and San Domingo" -- Allen (1890) -- Mendes (1871) -- Cape St. Francois (1795)
 Map of King Solomon's Route to Ophir for Gold -- Pluche's (1745) --
 Map of South America -- Dufour (1840) -- Scot (1798) -- J. Bartholomew (1876) -- Cram (1886) -- Gelattly (1845) -- Steiler (1870) -- J.H. Young (1839 and 1852) --
 Map of Scotland -- Mitchell (1847, around the time of Frederick Douglass' visit between '44-'46)