 Carfora's Church emphasized non-papal, pre-Vatican I Roman Catholic theology and practice, with the exception of permitting a married priesthood.The church grew over several decades under Carfora's leadership, ultimately reaching a peak membership reported as high as 50,000, consisting largely of ethnic parishes, each serving primarily first generation immigrants of a particular national origin.During his primacy, he consecrated at least thirty bishops to serve Polish, Lithuanian, Portuguese, Ukrainian, Mexican, and most successfully, West Indian populations in various parts of the United States where they were to be found in particular concentrations.