1.
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Philadelphia, Pennsylvania : Labyrinth, Incorporated
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2.
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New York [N.Y.] : American Anti-Slavery Society, 1840-1870.
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3.
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Philadelphia : Eastern District Executive Committee of the Anti-Slavery Society of Pennsylvania, 1836-1854.
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4.
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Philadelphia, Pennsylvania : Masco Communications, 1980-1984.
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5.
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Philadelphia, Pennsylvania : [publisher not identified], 1975-1977.
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6.
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Philadelphia, Pennsylvania : Masco Communications, Incorporated, 1976-
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7.
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Philadelphia, Pa., 1801-1899.
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8.
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Philadelphia : Acting Committee of the Liberty Party of Eastern Pa., 1845-1846.
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9.
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Philadelphia : B. Lundy, 1836-1854.
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