Crabb, J. (1831). The Gipsies' advocate: Or Observations on the origin, character, manners, and habits of the English Gipsies: to which are added, many interesting anecdotes, on the success that has attended the plans of several benevolent individuals, who anxiously desire their conversion to God. Seeley [etc, etc.].

Crabb, James. The Gipsies' Advocate: Or Observations on the Origin, Character, Manners, and Habits of the English Gipsies: To Which Are Added, Many Interesting Anecdotes, on the Success That Has Attended the Plans of Several Benevolent Individuals, Who Anxiously Desire Their Conversion to God. Seeley [etc, etc.], 1831.