Royal officer in Baja California, 1768-1770 : Joaquín Velázquez de Léon /
Engstrand, Iris Wilson.
Los Angeles : Dawson's Book Shop,
1976.
"500 copies printed."
Includes index.
Bibliography: p. 123-127.
Velázquez Cárdenas y León, Joaquín, 1732-1786.
Natural history