They include daguerreotypes, ambrotypes (which use the wet plate collodion process), tintypes and albumen prints. Oil paint was often applied to tintypes, daguerreotypes, and ambrotypes. One or more hardy, lightweight, thin tintypes could be carried conveniently in a jacket pocket. In 1986 a production of "Tintypes" was shown at the theater. Loose hand-coloured tintypes can be placed between mat boards. In 1993, she directed her first musical, "Tintypes", at the New Harmony Theater (IN). Tintypes is a musical revue conceived by Mary Kyte with Mel Marvin and Gary Pearle.