In the 1930s Rafael Larco Hoyle visited the area where samples were collected from the lithosculpture that then he brought it to his museum in Chiclín (Trujillo) and today it is found in the Larco Museum in Lima.
He was the first to report, though brief manner on such findings on the site.
Pacopampa was related to the Chavin culture when Tello made his theory about the origin of the Peruvian.

In 1966, Pablo Macera traveled to the archaeological site and investigated.
Anxious to protect it, in 1970 succeeded Dr. Emilio Choy made a donation to the University of San Marcos so that it could acquire the land so that the excavations would start.
Since then and through the Rural Andean History Seminar, the university has consistently care for the monument.

Hermilio Roses and Ruth Shady explored the architectural structure and conducted excavations (1970).
By analyzing pottery they differed a stage prior to the Chavin influence Pacopampa-called Pacopampa (1200 BC), different from the one that follows, entitled Pacopampa-Chavin (700 BC).
In the 1930s Rafael Larco Hoyle visited the area where samples were collected from the lithosculpture that then he brought it to his museum in Chiclín (Trujillo) and today it is found in the Larco Museum in Lima. He was the first to report, though brief manner on such findings on the site. Pacopampa was related to the Chavin culture when Tello made his theory about the origin of the Peruvian.
In 1966, Pablo Macera traveled to the archaeological site and investigated. Anxious to protect it, in 1970 succeeded Dr. Emilio Choy made a donation to the University of San Marcos so that it could acquire the land so that the excavations would start. Since then and through the Rural Andean History Seminar, the university has consistently care for the monument.
Hermilio Roses and Ruth Shady explored the architectural structure and conducted excavations (1970). By analyzing pottery they differed a stage prior to the Chavin influence Pacopampa-called Pacopampa (1200 BC), different from the one that follows, entitled Pacopampa-Chavin (700 BC).
Pacopampa