The following is an index to property transfer deeds and party wall agreements recorded at the Suffolk County Deed Registry from the original land purchase until conversion of the property into condominium units. Mortgages, trust agreements, and other similar recorded documents are not included. This index is intended as a guide only; actual deeds should be reviewed for details.
| Transfers of Land and Buildings | ||||
| Date of Deed | Grantor | Grantee | Book | Page |
| 04Dec1978 | Kevin O’Reilly, trustee, O’Hara Trust for Real Estate | 261 Commonwealth Condominium | 9125 | 1 |
| 15May1978 | J. Linzee Coolidge | Kevin O’Reilly, trustee, O’Hara Trust for Real Estate | 9059 | 143 |
| 10Dec1968 | Eliot Conviser, trustee, Cabot Realty Trust | J. Linzee Coolidge | 8248 | 714 |
| 12Jan1968 | Richard S. Kates and Eliot Conviser | Eliot Conviser, trustee, Cabot Realty Trust | 8175 | 278 |
| 01Jul1965 | Richard S. Kates, trustee, E. E. Harrington and Squire Realty Trust | Richard S. Kates and Eliot Conviser | 7963 | 419 |
| 01Jul1965 | Richard S. Kates and Eliot Conviser | Richard S. Kates, trustee, E. E. Harrington and Squire Realty Trust | 7963 | 415 |
| 27Jan1965 | Richard S. Kates, trustee, E. E. Harrington and Squire Realty Trust | Richard S. Kates and Eliot Conviser | 7926 | 349 |
| 27Jan1965 | Richard S. Kates and Eliot Conviser | Richard S. Kates, trustee, E. E. Harrington and Squire Realty Trust | 7926 | 345 |
| 29Dec1964 | Richard S. Kates, trustee, E. E. Harrington and Squire Realty Trust | Richard S. Kates and Eliot Conviser | 7925 | 23 |
| 29Dec1964 | Anita E. Sangiolo | Richard S. Kates, trustee, E. E. Harrington and Squire Realty Trust | 7916 | 368 |
| 08May1961 | Peter P. Silversmith and Beatrice Silversmith, trustees, The Peter P. Silversmith Trust, also known as Silversmith Family Trust | Anita E. Sangiolo | 7556 | 162 |
| 19Jul1960 | Beatrice Silversmith | Peter P. Silversmith, trustee, Peter P. Silversmith Trust | 7492 | 85 |
| 03Jan1956 | Fred Arata (also known as Frederick L. Arata) and Annette Arata, husband and wife | Beatrice Silversmith | 7120 | 579 |
| 05Apr1954 | Fred L. Arata (also known as Fred Arata and Frederick L. Arata) | Beverly Mercier, to the use of Fred L. Arata and Annette Arata | 6947 | 463 |
| 10Nov1944 | Lillian L. Pezrow | Fred Arata and Julia Arata | 6131 | 75 |
| 09Nov1944 | Francis Welles Hunnewell, also known as Francis W. Hunnewell, and Louisa Hunnewell | Lillian L. Pezrow | 6131 | 73 |
| 11Jul1922 | John Frederick Mann | Francis Welles Hunnewell and Louisa Hunnewell | 4381 | 49 |
| 11Jul1922 | Francis W. Hunnewell; Louisa Hunnewell; Walter Hunnewell, Jr.; Arnold W. Hunnewell; and Mary P. Williams; and Walter Hunnewell, Jr., Francis W. Hunnewell, Arnold W. Hunnewell, and Sydney M. Williams, trustees under the will of Walter Hunnewell | John Frederick Mann | 4381 | 48 |
| Transfers of Unimproved Land | ||||
| Date of Deed | Grantor | Grantee | Book | Page |
| 01Jan1880 | T. Jefferson Coolidge (lot with 36 foot frontage) | Walter Hunnewell | 1479 | 261 |
| 20Apr1866 | J. Templeman Coolidge, Franklin Evans, and Charles Henry Parker, trustees (lot with 25 foot frontage) | T. Jefferson Coolidge | 877 | 298 |
| 20Apr1866 | J. Templeman Coolidge, Franklin Evans, and Charles Henry Parker, trustees (lot with 25 foot frontage) | T. Jefferson Coolidge | 877 | 297 |
| 29Jan1866 | Boston Water Power Company | J. Templeman Coolidge, Franklin Evans, and Charles Henry Parker, trustees | 871 | 183 |
| Party Wall Agreements | ||||
| Date | Party One | Party Two | Book | Page |
| 26Apr1880 | Walter Hunnewell (owner of lot at 261 Commonwealth) | Walter C. Cabot (owner of lot at 257 Commonwealth) | 1493 | 633 |
| 18Feb1880 | Walter Hunnewell (owner of lot at 261 Commonwealth) | James Lawrence (owner of lot at 263 Commonwealth) | 1484 | 106 |