| J.A. Whipple Trade card for John A. Whipple, daguerreotypes and crystalotypes, No. 96 Washington Street, Boston, Mass. n.d. Trade card Historic New England Ephemera collection, EP001, DigitalID: 000628, AccessID: 863, Other identifier: HNEDID-000628, GUSN 195517 LL/67739
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