37. Scientists at an Experiment Collection: Images from the Rare Book and Manuscript Collections Format: Image
38. Children in a Class Collection: Images from the Rare Book and Manuscript Collections Format: Image
39. Flora Rose Talking Collection: Images from the Rare Book and Manuscript Collections Format: Image
40. Demonstration Train Collection: Images from the Rare Book and Manuscript Collections Format: Image
41. Apartment Babies Part 2 of 2 Collection: Images from the Rare Book and Manuscript Collections Format: Image
42. Caroline Hunt Imagining Mother and Child in Kitchen Collection: Images from the Rare Book and Manuscript Collections Format: Image
43. Pneumatic Cleaner or Vacuum Cleaner Collection: Images from the Rare Book and Manuscript Collections Format: Image
44. Benjamin Andrews Talking Collection: Images from the Rare Book and Manuscript Collections Format: Image
45. Melvil Dewey in Kitchen Collection: Images from the Rare Book and Manuscript Collections Format: Image
46. Melvil Dewey Talking Collection: Images from the Rare Book and Manuscript Collections Format: Image
