181. 20e aniversari AMIC amb tu Creator: Associació d'Ajuda Mútua d'Immigrants a Catalunya (AMIC); Unió General de Treballadors De Catalunya (UGT) Format: Posters Collection: Stephen Lewis poster collection, circa 1921-2017 Institution: University of Massachusetts Boston, Joseph P. Healey Library
182. The 20-Year History of the Antiballistic Missile Program (Part 1 of 3) Format: Film/Video Collection: WGBH Open Vault Institution: WGBH
184. 211 Commonwealth Ave., Boston, Mass., Parlor.. Creator: Soule Photograph Company Format: Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
185. 222 Lake Street in winter Creator: Rossi, Antoinette Format: Photographs Collection: Mass. Memories Road Show Institution: University of Massachusetts Boston, Joseph P. Healey Library
186. 24 Brayton, late 1990s. . . Japanese honeysuckle unicorn on window Creator: Bonar, Louise Format: Photographs Collection: Mass. Memories Road Show Institution: University of Massachusetts Boston, Joseph P. Healey Library
187. 24 Brayton, mid-1950s--before Creator: Bonar, Louise Format: Photographs Collection: Mass. Memories Road Show Institution: University of Massachusetts Boston, Joseph P. Healey Library
188. 24 Chestnut St., Boston, Mass. Creator: Gardner, John Format: Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
189. 24 Chestnut St., Boston, Mass. Creator: Gardner, John Format: Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
190. 24 Chestnut St., Boston, Mass. Creator: Gardner, John Format: Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
191. 24 Hour Gambling Format: Film/Video Collection: American Archive of Public Broadcasting Collection Institution: American Archive of Public Broadcasting
192. 25 Conwell Street Photographs Format: Photographs Collection: Provincetown Municipal Collection Institution: Provincetown History Preservation Project
193. 25 Exeter St., Boston, Mass., Bedroom Creator: Soule Photograph Company Format: Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
194. 25 Exeter St., Boston, Mass., Dining Room Creator: Soule Photograph Company Format: Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
195. 25 Exeter St., Boston, Mass., Entrance Hall Creator: Soule Photograph Company Format: Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
196. 25 Exeter St., Boston, Mass., Hall Creator: Soule Photograph Company Format: Prints; Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
197. 25 Exeter St., Boston, Mass., Library Creator: Soule Photograph Company Format: Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
198. 25 Exeter St., Boston, Mass., Parlor Creator: Soule Photograph Company Format: Photographs Collection: Domestic interiors photographic collection (PC002) Institution: Historic New England
199. 25 Questions and Answers Related to the Cape Cod National Seashore Format: Documents Collection: Provincetown Municipal Collection Institution: Provincetown History Preservation Project
200. 250th Anniversary, Halifax, Massachusetts Format: Photographs Collection: Holmes Public Library (Halifax) and the Halifax Historical Society and Museum's Guy S. Baker's photographs and maps Institution: SAILS Library Network