The letters X and P are actually the GREEK letter CHI and RHO which are the first letters of CHRist's name
Pope.
Pope.
D is Denver, P is Philadelphia.
John P. Gallagher has written: 'A second century begins' -- subject(s): Catholic Church, Catholic Church. Diocese of Scranton (Pa.), History
P. Ryan has written: 'Catholic doctrines explained and proved' -- subject(s): Catholic Church, Doctrines
POEM
Catholic :P
Play Station Portable. The letters P.S.P stand for Plastation station portable
John P. McNamee has written: 'Diary of a city priest' -- subject(s): Biography, Catholic Church, Catholic Church. Diocese of Philadelphia (Pa.), Church work with the poor, City clergy, Clergy, Social conditions 'Endurance' -- subject(s): Biography, Catholic Church, Catholic Church. Diocese of Philadelphia (Pa.), Church history, City clergy, Clergy 'Derrybeg and back' -- subject(s): Poetry
The letters P N in this case stand for "prime numbers".
Lyle P. Murphy has written: 'Good news for every Catholic' -- subject(s): Catholic Church, Controversial literature, Fundamentalism
Dennis P. O'Connor has written: 'Bridges of faith' -- subject(s): Catholic Church, Catholic authors, Church and social problems, Church history, Church work with the poor, Faith-based human services, Missions, Sister Parish (Organization), Social conditions, Theory