WAbramowitz and StegunWAllgemeine Encyclopädie der Wissenschaften und KünsteWAppletons' Cyclopædia of American BiographyWBibliotheca selectaWThe Biographical Dictionary of AmericaWEncyclopedia of the Brethren of PurityWBrewer's Dictionary of Phrase and FableWEncyclopædia Britannica Eleventh EditionWBritish Encyclopedia, or Dictionary of Arts and SciencesWThe Cambridge History of English and American LiteratureWCatalogue of Works in Refutation of MethodismWCatholic EncyclopediaWChambers's EncyclopaediaWCongressional Pictorial DirectoryWCyclopædia, or an Universal Dictionary of Arts and SciencesWA Dictionary of Greek and Roman AntiquitiesWDictionary of Greek and Roman Biography and MythologyWDictionary of Greek and Roman GeographyWEaston's Bible DictionaryWEdinburgh EncyclopædiaWEncyclopædia PerthensisWA Guide to the Scientific Knowledge of Things FamiliarWThe Imperial Gazetteer of IndiaWThe Jewish EncyclopediaWBibliotheca ClassicaWLondon Encyclopaedia (1829)WLow's EncyclopaediaWMagna BritanniaWMinor EncyclopediaWThe New Grove Dictionary of Music and MusiciansWRussian Biographical DictionaryWSchaff–Herzog Encyclopedia of Religious KnowledgeWSmith's Bible DictionaryWThe World Factbook