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1gan United States. Bureau of the Census.Location: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1929
Cael y testun llawn
Pamphlet -
2gan United States. Bureau of the Census.Location: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1929
Cael y testun llawn
Pamphlet -
3gan United States. Bureau of the Census.Location: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1929
Cael y testun llawn
Pamphlet -
4gan United States. Bureau of the Census.Location: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1929
Cael y testun llawn
Pamphlet -
5gan United States. Bureau of the Census.Location: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1929
Cael y testun llawn
Pamphlet -
6gan United States. Bureau of the Census.Location: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1929
Cael y testun llawn
Pamphlet -
7gan United States. Bureau of the CensusLocation: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1928
Cael y testun llawn
Pamphlet -
8gan United States. Bureau of the Census.Location: PAHRC Library, Philadelphia Archdiocesan Historical Research Center (PAHRC)
Cyhoeddwyd 1928
Cael y testun llawn
Pamphlet