1. EAP298/41/86 Reference (shelfmark): EAP298/41/86 Title: Ingratitude: August 15 Estudiantina Pichacani Scope & Content: Dates of original material: Unknown. Track: Vinyl disc format LP . Language: Spanish and Aymara Creator: Estudiantina Pichacani 15 de August Collection Area: Endangered Archives Programme Languages: Aymara and Spanish Date Range: 2009 Extent: 12 tracks in WAV format