The following is an index to property transfer deeds recorded at the Suffolk County Deed Registry from the original land purchase until conversion of the building into condominiums. 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 |
| 27Feb1987 | Samuel I. Stone and John W. Koza, trustees, 120 Comm Realty Trust | 120 Commonwealth Condominium | 13448 | 196 |
| 22May1985 | Lloyd B. Waring and Harry F. Rice, executors of the will of Amelia Peabody | Samuel I. Stone and John W. Koza, trustees, 120 Comm Realty Trust | 11620 | 323 |
| 28Mar1895 | James B. Case and Laura L. Case, his wife, in her own right | Frank E. Peabody | 2264 | 399 |
| Transfers of Unimproved Land | ||||
| Date of Deed | Grantor | Grantee | Book | Page |
| 25Apr1872 | George M. Browne (lot with 8 foot frontage) | Laura L. Case, wife of James B. Case | 1104 | 206 |
| 25Apr1872 | Henry L. Daggett (lot with 28 foot frontage) | Laura L. Case, wife of James B. Case | 1104 | 205 |
| 02May1871 | Commonwealth of Massachusetts (lot with 28 foot frontage) | Henry L. Daggett | 1052 | 66 |
| 15Sep1868 | Samuel A. Way (lot with 28 foot frontage) | George M. Browne | 937 | 184 |
| 28Jan1868 | William S. Kingsbury and Augusta Kingsbury, his wife, in her own right (lot with 28 foot frontage) | Samuel A. Way | 922 | 35 |
| 28Mar1867 | Samuel G. Reed (lot with 28 foot frontage) | Augusta Kingsbury, wife of William S. Kingsbury | 896 | 149 |
| 20Mar1867 | Commonwealth of Massachusetts (lot with 28 foot frontage) | Samuel G. Reed | 896 | 147 |