LSE4328369 Unloading of guano wagons in the Chincha Islands (Pacific Ocean, near the south-west coast of Peru), whose main interest was the exploitation of guano deposits (used as fertilizer), deposits on granite cliffs serving as a refuge for a wide variety of seabirds, deposits which were exhausted by this intensive exploitation. which began in 1840 and ended before 1874. Engravure pour illustrrer les iles Chincha, rect by L. Simonin, in 1860, published in ???e tour du monde, nouveau journal des voyages?? under the direction of Edouard Charton, 1868, Paris. Selva Collection. by Unknown Artist, (19th century); Private Collection; (add.info.: Unloading of guano wagons in the Chincha Islands (Pacific Ocean, near the south-west coast of Peru), whose main interest was the exploitation of guano deposits (used as fertilizer), deposits on granite cliffs serving as a refuge for a wide variety of seabirds, deposits which were exhausted by this intensive exploitation. which began in 1840 and ended before 1874. Engravure pour illustrrer les iles Chincha, rect by L. Simonin, in 1860, published in ???e tour du monde, nouveau journal des voyages?? under the direction of Edouard Charton, 1868, Paris. Selva Collection.); Photo by Leonard de Selva.