41. Trade card for Masury & Silsbee, daguerreotype artists, 299 1-2 Washington Street, Boston, Mass., undated Creator: Masury & Silsbee (Firm) Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
42. Trade card for Plumbe Daguerrian Galleries, 75 Court Street, Boston, Mass., undated Creator: Plumbe, John, Jr. Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
43. Trade card for Semco Photostats, Spaulding-Moss Co., 42 Franklin Street and 263 Park Square Building, Boston, Mass., undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
44. Trade card for S.H. Lloyd's Daguerreotype Rooms, No. 11 1/2 Tremont Row, corner of Pemberton Square, Boston, Mass., undated Creator: Lloyd, S.H. Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
45. Trade card for W.B. Eastman's Ambrotype, Daguerreotype and Photographic Gallery, No. 75 Court Street, Boston, Mass., undated Creator: Eastman, Walter B. Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
46. Trade card for Wyman & Co.'s Gallery, 335 Washington Street, corner of West Street, Boston, Mass., dated May 1860 Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
47. Trade card, N. Whitten, ambrotype and photography rooms, No. 168 Hanover Street, Boston, Mass. Format: Postcards/Cards Collection: Ephemera collection (EP001) Institution: Historic New England
48. Trade cards for C.T. Sylvester, 25 cent ambrotypes, 4 Summer Street, Boston, Mass., undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
49. Velox book, the working of a simple paper told in simple terms, Eastman Kodak Company, Rochester, New York, December 1914 Format: Books Collection: Ephemera collection (EP001) Institution: Historic New England
50. Velox Transparent Water Color Stamps, manufactured by Eastman Kodak Co., Rochester, New York Creator: Eastman Kodak Company Format: Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England