a school of music in Texcoco, which was formerly the second most important city-state of the Aztec empire. Assisted by fellow missionaries, he taught the native students first to copy music from Spanish plainsong sources and eventually taught them how to make European musical instruments. His aim was to use the natives to build a corps of musicians to assist at church services. Influenced by Pedro de Gante tactics in the Aztec empire, other Spanish missionaries were building churches and monasteries