81. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
82. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
83. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
84. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
85. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
86. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
87. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
88. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
89. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
90. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
91. Hoosac Tunnel centennial, 1873-1973 Format: Postcards/Cards; Prints Collection: Hoosac Tunnel Collection Date: (c) 1972 Institution: North Adams Public Library
92. Hoosac Tunnel central shaft section on transverse diameter Format: Drawings/Illustrations Collection: Hoosac Tunnel Collection Date: [ca. 1860–1879] Institution: North Adams Public Library
93. Hoosac Tunnel, its surroundings, workers, and machinery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1911] Institution: North Adams Public Library
94. Hoosac Tunnel, its surroundings, workers, and machinery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1911] Institution: North Adams Public Library
95. Hoosac Tunnel, its surroundings, workers, and machinery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1911] Institution: North Adams Public Library
96. Hoosac Tunnel, its surroundings, workers, and machinery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1911] Institution: North Adams Public Library
97. Hoosac Tunnel, its surroundings, workers, and machinery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1911] Institution: North Adams Public Library
98. Hoosac Tunnel, its surroundings, workers, and machinery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1911] Institution: North Adams Public Library
99. Hoosac Tunnel, its surroundings, workers, and machinery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1911] Institution: North Adams Public Library
100. Hoosac Tunnel, its surroundings, workers, and machinery Format: Photographs Collection: Hoosac Tunnel Collection Date: [ca. 1860–1911] Institution: North Adams Public Library