21. Grist mill. Curb for grist mill wheel Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: 1884 Institution: University of Massachusetts Lowell, Center for Lowell History
22. Grist mill. Elevation scheme Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: July 1915 Institution: University of Massachusetts Lowell, Center for Lowell History
23. Grist mill. First floor plan Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: August 9, 1946 Institution: University of Massachusetts Lowell, Center for Lowell History
24. Grist mill. Floats for center vent wheel Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: April 28, 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
25. Grist mill. Gate for grist mill wheel Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: 1884 Institution: University of Massachusetts Lowell, Center for Lowell History
26. Grist mill. General plan. Waterways Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: July 25, 1915 Institution: University of Massachusetts Lowell, Center for Lowell History
27. Grist mill. Ground plan Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: May 2, 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
28. Grist mill. Index of water direction Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: October 5, 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
29. Grist mill. One sash Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: [ca. 1822–1952] Institution: University of Massachusetts Lowell, Center for Lowell History
30. Grist mill. Plan of basement Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: September 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
31. Grist mill. Plan of vane used in experiments Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: October 8, 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
32. Grist mill. Roof Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: July 6, 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
33. Grist mill. Scale for index of water direction Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: October 5, 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
34. Grist mill. Second floor plan Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: August 9, 1946 Institution: University of Massachusetts Lowell, Center for Lowell History
35. Grist mill. Section of basement Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: September 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
36. Grist mill. Section of wheel Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: September 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
37. Grist mill. Section through gable Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: [ca. 1822–1952] Institution: University of Massachusetts Lowell, Center for Lowell History
38. Grist mill. Shaft for waterwheel Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: June 1857 Institution: University of Massachusetts Lowell, Center for Lowell History
39. Grist mill. Sideview Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: [ca. 1822–1952] Institution: University of Massachusetts Lowell, Center for Lowell History
40. Grist mill. Sideview and foundation Creator: Proprietors of the Locks and Canals on Merrimack River Format: Drawings/Illustrations Collection: Proprietors of Locks and Canals on Merrimack River Engineering Drawings Date: [ca. 1822–1952] Institution: University of Massachusetts Lowell, Center for Lowell History