221. Sudbury Department, Hopkinton Dam, conduit for 36-inch outlet, Ashland, Mass., 1892 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1892 Institution: Massachusetts Archives
222. Sudbury Department, Hopkinton Dam, construction from south end looking north, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
223. Sudbury Department, Hopkinton Dam, depositing concrete in trench, southerly end, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
224. Sudbury Department, Hopkinton Dam, looking north, Ashland, Mass., 1892 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1892 Institution: Massachusetts Archives
225. Sudbury Department, Hopkinton Dam, looking north, Ashland, Mass., 1892 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1892 Institution: Massachusetts Archives
226. Sudbury Department, Hopkinton Dam, looking north, Ashland, Mass., 1892 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1892 Institution: Massachusetts Archives
227. Sudbury Department, Hopkinton Dam, northerly end, Ashland, Mass., 1891 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1891 Institution: Massachusetts Archives
228. Sudbury Department, Hopkinton Dam, southerly end looking north, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
229. Sudbury Department, Hopkinton Dam, stripping base of dam site, northerly end, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
230. Sudbury Department, Hopkinton Dam, trench and concrete mixer, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
231. Sudbury Department, Hopkinton Dam, trench and core wall, southerly end, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
232. Sudbury Department, Hopkinton Dam, trench and core wall, southerly end, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
233. Sudbury Department, Hopkinton Dam, trench, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
234. Sudbury Department, Hopkinton Dam, trench for 48-inch outlet pipe, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
235. Sudbury Department, Hopkinton Dam, trench, northerly side hill, Ashland, Mass., 1891 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1891 Institution: Massachusetts Archives
236. Sudbury Department, Hopkinton Dam, trench showing bed rock and toe wall, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
237. Sudbury Department, Hopkinton Dam, trench showing bed rock and toe wall, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
238. Sudbury Department, Hopkinton Dam, trench showing bed rock, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
239. Sudbury Department, Hopkinton Dam, trench, southerly end, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives
240. Sudbury Department, Hopkinton Dam, trench, southerly end, Ashland, Mass., 1890 Creator: Boston (Mass.). Water Board; Butterfield, D. W. (David W.), 1844-1933 Format: Photographs Collection: Massachusetts Metropolitan Water Works Photograph Collection, 1876-1930 (bulk, 1895-1921) Date: 1890 Institution: Massachusetts Archives