11. Sketch Showing Land Area D leased by Solvay to Semet in September 1925 Collection: Images from the Rare Book and Manuscript Collections Date: 1926-01-15 Format: Image
12. Sketch Showing Sewers to be Leased to Semet Solvay Co. (Sketch 1464-A) Collection: Images from the Rare Book and Manuscript Collections Date: 1926-01-15 Format: Image
13. Land Area in Red leased by Solvay to Semet in August 1926 Collection: Images from the Rare Book and Manuscript Collections Date: 1926-08 Format: Image
