Stone abrasion machine. Slide label reads: "50-100 gram pieces are given 10,000 revolutions in this mach."
The materials in this collection are made available courtesy of Rowan Public Library for use in research and private study. Images and text may not be used without prior permission from Rowan Public Library, Edith M. Clark History Room.
Glass Lantern Slide
3-1/4" by 4"
“Kirchin004,” Edith Clark History Room, accessed July 6, 2022, https://edithclark.omeka.net/items/show/81588.