O'Connor, Charles
Oakeley, Rowland
Odingsells, Gabriel, 1690-1734
Oglander, E.
Ogle, Robert, d. 1823
Oliver, S.J. & G.
Ollenshaw, R, fl. 1837
Oratoire de Saint-Magloire. Paris
Oratorians. Caen
Oratorians. Mechelen
Oratorians. Paris
Otter, George, fl. 1830
Oudemans, Adriaan