Drawing of workers on a railroad flatcar, pencil on wove paper, signed bottom center Paulus Roetter and dated lower right 1853, 2 3/16 inches by 5 1/8 inches
Drawing of men striking rocks with picks below a cliff with a jagged tree trunk; two men stand on the cliff. Pencil on wove paper, signed lower right Paulus Roetter, no date, 4 inches by 3 1/4 inches
Drawing of St. Louis Steam Sugar Refinery, locatd on Lewis, O'Fallon and Bates Streets, St. Louis, owned by Belcher & Brothers, next to the St. Louis Shot Tower operated by Kennet, Simonds & Co., pencil on wove paper, not signed, c.1854, 3 1/2 inches by 4 3/4 inches
Landscape drawing with industrial buildings including possibly a water treatment plant, with horse-drawn wagon and horses in foreground, pencil on wove paper, signed bottom right Paulus Roetter, no date, 4 inches by 7 1/2 inches