21. Trade card for the Estey Organ Company, Brattleboro, Vermont, undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
22. Trade card for The Estey Phonorium, Estey Organ Works, Brattleboro, Vermont, undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
23. Trade card for the Mason & Hamlin Organ & Piano Co., 154 Tremont Street, Boston, Mass. and 149 Wabash Avenue, Chicago, Illinois and 46 E. 14th Street, Union Square,... Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
24. Trade card for the Mason & Hamlin Organ & Piano Co., 154 Tremont Street, Boston, Mass. and 149 Wabash Avenue, Chicago, Illinois and 46 E. 14th Street, Union Square,... Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
25. Trade card for the Smith American Organ Company, 531 Tremont Street, Boston, Mass., undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
26. Trade card for the Smith American Organ Company, Tremont Street, Boston, Mass., 1871 Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Date: 1871 Institution: Historic New England
27. Trade card for The Wheelock Piano, manufactory, 149th Street near 3d Avenue, New York, New York, undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
28. Trade card for The Wheelock Piano, manufactory, 149th Street near 3d Avenue, New York, New York, undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
29. Trade cards for Dyer & Co., pianos and organs for sale & to rent, 337 Essex Street, Lawrence, Mass., undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
30. Trade cards for Mason & Hamlin Organ and Piano Co., Boston, New York, Chicago, 1887 Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Date: 1887 Institution: Historic New England
31. Trade cards for the Mason & Hamlin Organ and Piano Co., Boston, New York, Chicago, undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
32. Manufactory of Manning's Patent Melodeons, E.T. Nichols, 118 Essex Street, Salem, Mass., undated Format: Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
33. Trade card for Taylor & Farley Organ Company, parlor, chapel and hall organs, Worcester, Mass., undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
34. Trade card for the Beatty Organ, Daniel F. Beatty, Washington, New Jersey, undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
35. Trade card for the Temple of Music, Thos. Flaherty & Co., 280 Washington Street, Boston, Mass., 1872 Creator: Preston, William Gibbons; Thomas Flaherty & Company Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Date: 1872 Institution: Historic New England
36. Trade card for W.J. Lefavour, dealer in pianos and organs, Beverly, Mass., undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
37. Trade card for W.M. Furbush & Son, dealers in pianos and organs, Farrington Block, Portland, Maine, undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
38. Trade card for W.M. Furbush & Son, dealers in pianos and organs, Farrington Block, Portland, Maine, undated Format: Postcards/Cards; Ephemera Collection: Ephemera collection (EP001) Institution: Historic New England
39. Austin Organs for the residence, Austin Organ Company, Hartford, Connecticut Creator: Austin Organ Company Format: Ephemera Collection: Ephemera collection (EP001) Date: 1917 Institution: Historic New England
40. Billhead for Hook & Hastings Co., Dr., church organs, Kendal Green, Mass., dated August 21, 1920 Format: Ephemera Collection: Ephemera collection (EP001) Date: 1920 Institution: Historic New England