church (folio 501 v., p. 342), with a written complaint that they had not been paid. The 1947 Mexican edition is augmented by documentation in Spanish found by Luis Chávez Orozco in the Archivo General de la Nación, giving contextual information for the pictorial Codex Osuna, and is perhaps the "lost portion." The Spanish documentation includes the review of an indigenous official's tenure, or residencia, and is typical of Spanish official documentation of the era. References Aztec codices