True, Ransom B. [http://www.familysearch.org/eng/library/fhlcatalog/supermainframeset.asp?display=titledetails&titleno=392288&disp=Biographical+dictionary+of+early+Virgini%20%20&columns=*,0,0 ''Biographical Dictionary of Early Virginia 1607-1660'']. Richmond: Association for the Preservation of Virginia Antiquities, 1982. (FHL fiche 6331352.) This work lists every name in pre-1660 Virginia court records.
Tardif, Phillip. [http://www.worldcat.org/oclc/26115255&referer=brief_results ''Notorious Strumpets and Dangerous Girls: Convict Women in Van Diemen's Land, 1803-1829''] (Tasmania). North Ryde, Australia: Angus & Robertson, 1990. (FHL 994.6 D3t.)
Court records are valuable in establishing origins—especially when the emigrant ancestor was involved as a plaintiff, defendant, or witness. More than 50,000 English immigrants to colonial America and 150,000 to Australia were exiled convicts. Courts watched such immigrants closely.