Contract No. 12, Sinking Shafts 2 (Holden), 3 (Holden), and 4 (Rutland) for Wachusett-Coldbrook Tunnel, foot of Shaft 3, Holden, Mass., Mar. 15, 1928

Contract No. 12, Sinking Shafts 2 (Holden), 3 (Holden), and 4 (Rutland) for Wachusett-Coldbrook Tunnel, foot of Shaft 3, Holden, Mass., Mar. 15, 1928

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