21. American medical botany Creator: Bigelow, Jacob, 1786-1879 Collection: Rare Books and Journals Date: 1817 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
22. Curso de botanica medica Creator: Durañona, Lucio Collection: Rare Books and Journals Date: 1915 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
23. Elizabeth Reifsnyder performing surgery Collection: Manuscripts and Archives Date: 1885 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
24. Celluloid cuff collars & bosoms, water & perspiration proof Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
25. Cellulois waterproof collars, cuffs & shirt bosoms. Economical, durable, handsome. The last invention. Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
26. Empire Wringer Co., Auburn, N. Y. - Take a cue from the Chinaman and use the Empire Wringer Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
27. Estey Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
28. Fairbank's - Git out, we use nothing but Fairbank's soaps Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
29. Glenwood & Elmwood ranges & parlor stoves, the best in the world. "Uf de ole cat hab kittens in de ubben doant it make um biskit." Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
30. Globe shirts Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
31. H. M. Ethot, French feather dyer Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
32. Indelible marking - on linen, silk, cotton &c, at low prices - by E. C. Davis, penman and card writer. 7 Weybosset Street. Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
33. Kerr's cotton takes the cake. Warranted 200 yards. Kerr & Co's extra six cord spool cotton. Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
34. Koko Fine Groceries. As sometimes it may happen that dirt and stains abound I've got it on my list - I've got it on my list. That the best of scouring soaps will... Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
35. Lancastriana Club Format: Prints Collection: Lancaster, Massachusetts Historical Image Collection Date: [ca. 1910–2000] Institution: Lancaster Historical Society
36. Map showing geographical distribution of membership of the American Association of Plastic Surgeons Creator: American Association of Plastic Surgeons Format: Photographs Collection: Manuscripts and Archives Date: 1954 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
37. N. Y. Stock Exchange. Try Kerr's six cord spool cotton. Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
38. Off for China. No more washee washee - Melican man wear Celluloid collar and cuff. Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
39. The St. Louis Beef Canning Co. - Go way honey!! Dis hammer just smashes 'em all. Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library
40. The St. Louis Beef Canning Co. - My friends!! De candidate dat dis yeah beef is de man to be 'lected. Format: Postcards/Cards Collection: 19th Century American Trade Cards Date: [ca. 1870–1900] Institution: Boston Public Library