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  1. By: Hitchcock, A. S. (Albert Spear),
    Publication info: 1923-1924
    Holding Institution: Smithsonian Institution Archives
    Subjects: Agriculture  Arequipa  Black-and-white photographs  Bolivia  Botanists  Botany  Chimborazo  Chuquibambilla  Ecuador  Field notes  Grasses  Grazing  Guayaquil  Ollantaytambo  Oroya  Peru  Quito
    BHL Collections: Smithsonian Field Books collection