75. Cited in Walter, "Mission Churches," p. 116.

76. The Casa Grande was built by the Hohokam people between A.D . 1300 and 1400. Hand-formed lumps of soil (called "turtle backs" because of their rounded forms) patted into place are believed to be the principal elements of construction. See Wilcox and Shenk, The Architecture of the Casa Grande .

77. Lumpkins, "A Distinguished Architect," p. 3.

78. Nelson, Preservation of Historic Adobe Buildings . The process of burnishing, more effective when the device is slightly wet, is actually a process of sealing and polishing by gradually redistributing surface particles through continued rubbing. This technique is used to great aesthetic effect in the making of unglazed ceramics as the burnished areas—whether reduced or oxidized—acquire a brilliant shine without glazes.

79. Dickey, New Mexico Village Arts , p. 51.