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3gan Johnston, LucianLocation: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1903
Cael y testun llawn
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4gan Johnston, LucianLocation: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1915
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5gan Johnston, LucianLocation: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1922
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6gan Johnston, LucianLocation: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 19--?
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7gan Johnston, LucianLocation: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1903
Cael y testun llawn
Pamphlet