LSE4330097 One of the scouts of the Livingstone expedition discovers abandoned slaves because they delayed the pace of the convoy, left behind by force, with their restraints around their neck, some already dead were assaulted by insects and vermin, engraving after a drawing by Daniel Virgo, illustrating the last diary of David Livingstone (1813- 1873), in 1866-1873, published in ??????Le tour du monde??????????1875, edited by Edouard Charton, edition Hachette, Paris. Selva Collection. by Vierge, Daniel Urrabieta (1851-1904); Private Collection; (add.info.: One of the scouts of the Livingstone expedition discovers abandoned slaves because they delayed the pace of the convoy, left behind by force, with their restraints around their neck, some already dead were assaulted by insects and vermin, engraving after a drawing by Daniel Virgo, illustrating the last diary of David Livingstone (1813- 1873), in 1866-1873, published in ??????Le tour du monde??????????1875, edited by Edouard Charton, edition Hachette, Paris. Selva Collection.); Photo by Leonard de Selva.