1. EAP298/27/4 Reference (shelfmark): EAP298/27/4 Title: Celebrations of the Mantaro Valley and Carhuamayo Scope & Content: Dates of original material: Unknown. Extent and format of original material: 45 slides Creator: Fermín Rivera Collection Area: Endangered Archives Programme Languages: Not applicable Date Range: 2nd half of the 19th century Extent: 45 photographs in Tagged Image File Format (TIFF)