Correspondence represents efforts to uncover truth behind allegations of missionary mistreatment of Indians at Bizarron, other missions in region; missionaries inform governor, virrey of attempts to pacify and 'reducir' Indians since assuming charge of mission, but explain that relations with Indians deteriorating, violence, insubordination, robbery, escapes escalating, harsh treatment necessary, moreover, in light of violence, 'reales cedulas' enforcing protection of Indians unwise and wrong; Lipanes' leaders contest missionaries' testimony; Ugalde writes of military encounters with Indians. (L. Kerr, March 1989)