Bergin (1981)†, Crane (1943)†, Crane (1975)†, Gibbs (1974)†, Gray (1942), Greenspan (1975)†, Kerwin (1971)†, Maccagno (1928)†, Mace & McGraw (1985)†, Miller (1961)†, Miller & Vernberg (1968)†, Montague (1980)†, Powers (1977)†, Rathbun (1918), Ringold (1978), Salmon (1967)†, Salmon & Horch (1973)†, Shih et al. (2016), Teal (1958)†, Thurman (1979)†, von Hagen (1968)†, von Hagen (1970)†, von Hagen (1980)†, Williams (1965)†, Williams (1984)†, Wright et al. (1984)
Entries marked with † represent indirect references to location through citation.