141. Hoosac Tunnel--west end Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1867] Institution: North Adams Public Library
142. Interior view: showing heading and miners drilling Creator: Hurd & Smith's Excelsior Gallery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1879] Institution: North Adams Public Library
143. Interior view: showing heading and miners drilling Creator: Hurd & Smith's Excelsior Gallery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1879] Institution: North Adams Public Library
144. Miners coming to surface in elevator Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: [ca. 1892–1972] Institution: North Adams Public Library
145. Miners descending west shaft with burleigh drill Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1879] Institution: North Adams Public Library
146. [Miners drilling inside tunnel]. North Adams 1872 Format: Photographs Collection: Hoosac Tunnel Collection Date: 1872 Institution: North Adams Public Library
147. [Miners drilling inside tunnel]; North Adams 1872 Format: Photographs Collection: Hoosac Tunnel Collection Date: 1872 Institution: North Adams Public Library
148. Modern diesel train emerging from east portal of historic Hoosac Tunnel Format: Photographs; Postcards/Cards Collection: Hoosac Tunnel Collection Date: [ca. 1892–1972] Institution: North Adams Public Library
149. Mountains of rock taken from western shaft of Hoosac Tunnel, No. Adams, Mass. the total weight of the rock taken from Hoosac Tunnel was about 2,000,00 tons Format: Photographs; Postcards/Cards Collection: Hoosac Tunnel Collection Date: [ca. 1892–1972] Institution: North Adams Public Library
150. Mountains of rock taken from western shaft of Hoosac Tunnel, No. Adams, Mass. the total weight of the rock taken from Hoosac Tunnel was about 2,000,00 tons Format: Photographs; Postcards/Cards Collection: Hoosac Tunnel Collection Date: [ca. 1892–1972] Institution: North Adams Public Library
151. Mountains of rock taken from western shaft of Hoosac Tunnel, No. Adams, Mass. the total weight of the rock taken from Hoosac Tunnel was about 2,000,000 tons Format: Photographs; Postcards/Cards Collection: Hoosac Tunnel Collection Date: [ca. 1892–1972] Institution: North Adams Public Library
152. Nitroglycerin works Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1875] Institution: North Adams Public Library
153. Nitroglycerine factory. West view Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1875] Institution: North Adams Public Library
154. Nitro-Glycerine works ; west shaft ; central shaft ; west portal Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1875] Institution: North Adams Public Library
155. North Adams 1872; [east portal]; east portal; west portal Format: Photographs Collection: Hoosac Tunnel Collection Date: 1872 Institution: North Adams Public Library
156. North Adams, Mass., eastern portal, Hoosac Tunnel Format: Photographs; Postcards/Cards Collection: Hoosac Tunnel Collection Date: [ca. 1892–1909] Institution: North Adams Public Library
157. Person standing in east entry to tunnel Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1879] Institution: North Adams Public Library
158. Person standing on rim of central shaft to Hoosac Tunnel Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1879] Institution: North Adams Public Library
159. Professor Mowbray's nitro-glycerine works; looking south Format: Photographs Collection: Hoosac Tunnel Collection Date: 1867 Institution: North Adams Public Library
160. Profile of Hoosac Mountain, 1875 Format: Drawings/Illustrations Collection: Hoosac Tunnel Collection Date: [1875] Institution: North Adams Public Library