41. Clapp homestead, Willow Court, in Dorchester. Format: Photographs Collection: Watertown Houses Institution: Watertown Free Public Library
42. Cochrane House. Format: Photographs Collection: Watertown Houses Institution: Watertown Free Public Library
43. Constitution Oak Format: Photographs Collection: Watertown Monuments and Historical Markers Institution: Watertown Free Public Library
44. Constitution Oak Commemorative bronze tablet. Format: Photographs Collection: Watertown Main Library Institution: Watertown Free Public Library
45. Constitution Oak Commemorative bronze tablet. Format: Photographs Collection: Watertown Main Library Institution: Watertown Free Public Library
46. Cook House. Format: Paintings Collection: Watertown Houses Institution: Watertown Free Public Library
47. Coolidge Estate, Belmont Street. Format: Photographs Collection: Watertown Houses Institution: Watertown Free Public Library
48. Corner of Galen and Watertown Streets. Format: Photographs Collection: Watertown Square Institution: Watertown Free Public Library
49. Cushing Estate, ?The Bellmont? (now in Belmont, MA) Format: Photographs Collection: Watertown Houses Institution: Watertown Free Public Library
50. Cushing Estate, ?The Bellmont? (now in Belmont, MA) Format: Photographs Collection: Watertown Houses Institution: Watertown Free Public Library