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1. Atlas of the boundaries of the city of Worcester and towns of Auburn, Blackstone, Charlton, Douglas, Dudley, Grafton, Hopedale,...

2. View of Hopedale Massachusetts, 1888

3. Arlington, Massachusetts, 1884

4. Arrangement of air compressor for west shaft

5. Arrangement of hoisting gear and air compressor for central shaft

6. Barre, Massachusetts, 1891

7. Bird's eye view of Fitchburg, Mass., 1875

8. Bird's eye view of Pittsfield, Mass., 1876

9. Bird's eye view of the city of Holyoke: and village of South Hadley Falls, Mass., looking north

10. Blacksmith's shop at the east end of the Hoosac Tunnel

11. Brick yard at west end

12. Buildings at west end

13. Cars used in carrying stone from Hoosac Tunnel headings up the west shaft, to the dumping ground 1864

14. Central shaft, Hoosac Tunnel

15. Clutch for attaching drill bar to rock drills used in the Hoosac Tunnel

16. Dam in Deerfield River

17. Deerfield Valley

18. Derrick car used for loading stone at the east end of Hoosac Tunnel 1864

19. Details of instrument houses used in surface alignment of the Hoosac Tunnel

20. Double house for Hoosac Tunnel laborers: walls were made 12 feet high instead of 10, as here shown