| GR-book# | Pg# | Instr. # | Surname | Given Names | Residence | Instr. Date | Reg Date | Death Date | Type of Instr. |
| 4 | 295 | 519 | PLUMMER | William Henry | Sault Ste. Marie,ON | 1906-11-26 | 1907-01-24 | | Power of Attorney |
| 5-1st | 122 | 695 | PLUMMER | Harry Lynne | Toronto | 1912-01-08 | 1912-01-10 | | Power of Attorney |
| 5-2nd | 533 | 912 | PLUMMER | Harry Lynne | Toronto | 1912-01-30 | 1915-12-15 | | Power of Attorney |
| 5-2nd | 283 | 770 | PLUMMER | Harry Lynne | Toronto | 1912-01-30 | 1913-04-15 | | Power of Attorney |
| 5-2nd | 424 | 849 | PLUMMER | Harry Lyon | Toronto | 1914-09-28 | 1914-10-01 | | Power of Attorney |
| 4 | 455 | 609 | POLLICK | Mattie | Sault Ste. Marie,ON | 1910-02-19 | 1910-04-15 | | Power of Attorney |
| 5-1st | 17 | 646 | PORTER | Mary | Sault Ste. Marie,ON | 1910-12-14 | 1911-01-04 | | Power of Attorney |
| 12 | 624 | 3559 | PREWER | Victor Hector | Sault Ste. Marie, ON | 1946-05-03 | 1946-05-04 | | Dis Power of Attorney |
| 12 | 336 | 3346 | PREWER | Vincent Hector | Sault Ste. Marie, ON | 1942-08-11 | 1944-08-04 | | Power of Attorney |
| 7-2nd | 567 | 1510 | PRITCHARD | Nellie K. | Eyebrow, Sask | 1923-02-10 | 1923-06-15 | | Power of Attorney |
| 4 | 41 | 395 | Pro Building & Loan Association | | Sault Ste. Marie,ON | 1902-04-02 | 1902-12-08 | | Indenture |
| 3 | 21 | 184 | Public Library | | Hilton Beach | 1899-05-05 | 1898-05-08 | | Indenture |
| 5-2nd | 440 | 860 | Purchasing Co. | | Sault Ste. Marie,ON | 1914-10-08 | 1915-01-04 | | Merger |
| 11-2nd | 627 | 3045 | REALE | Rosa | Tarentorous Twp. | 1941-11-01 | 1941-11-07 | | Power of Attorney |
| 4 | 327 | 537 | REDPATH | Mary Jane | Bright Twp. | 1907-09-03 | 1907-09-04 | | Affidavit |
| 11-2nd | 459 | 2862 | REEVES | Agnes Mary | Sault Ste. Marie, ON | 1937-06-28 | 1939-09-25 | | Removal of Administration |
| 13-nd | | 3910 | REYNOLDS | Clara (Burton) | Sault Ste. Marie,ON | 1948-06-11 | 1949-03-04 | | Power of Attorney |
| 5-1st | 246 | 753 | RICHARDSON | Frances W. R. | Wilmington,Delaware | 1911-10-31 | 1912-11-23 | | Power of Attorney |
| 5-2nd | 425 | 850 | RITCHIE | Margaret Scott | Toronto | 1907-05-16 | 1914-10-08 | | Power of Attorney |
| 3 | 127 | 248 | ROBERTS | Andrew | | 1900-08-22 | 1900-08-23 | | Mechanic Lien |
| 3 | 183 | 287 | ROBERTS | Rolla W. | | 1900-11-16 | 1900-11-15 | | Mechanic Lien |
| 5-1st | 128 | 698 | ROBINSON | Annie | Hamilton | 1911-08-29 | 1912-01-30 | | Power of Attorney |
| 8-1st | 270 | 1662 | RODNICKI | Mary | Sault Ste. Marie,ON | 1925-03-21 | 1925-04-01 | | Dis Power of Attorney |
| 8-2nd | 583 | 1832 | ROGERS | Frank V. | Richards Landing | 1927-03-21 | 1927-06-11 | | Power of Attorney |
| 5-2nd | 598 | 947 | RONEY | Basil C. | Hearst | 1916- | 1916-07-19 | | Power of Attorney |
| 3 | 144 | 266 | ROSS | Charles Henry | Sault Ste. Marie, ON | 1900-10-04 | 1900-10-05 | | Discharge of Mechanic Lien |
| 3 | 131 | 255 | ROSS | Charles Henry | | 1900-08-22 | 1900-09-01 | | Mechanic Lien |
| 3 | 395 | 374 | ROWLAND | Marion J. | Collingwood | 1902- | 1902-08-12 | | Power of Attorney |
| 4 | 461 | 614 | ROWLAND | Anne Winston | Sault Ste. Marie,ON | 1907-08-07 | 1910-05-10 | | Power of Attorney |
| 6 | 121 | 1019 | ROWLAND | Anne Winston | Sault Ste. Marie,ON | 1916-08-17 | 1918-09-07 | | Power of Attorney |
| 6 | 85 | 997 | ROWLAND | Thomas Percival Turton | Sault Ste. Marie,ON | 1916-07-24 | 1917-05-23 | | Power of Attorney |
| 11-1st | 165 | 2674 | Royal Exchange Assurance | | Great Britain | 1937-06-30 | 1937-08-26 | | Indenture |
| 11-1st | 168 | 2675 | SABETTA | Victor | Sault Ste. Marie, ON | 1933-07-17 | 1937-09-09 | | Power of Attorney |
| 12 | 224 | 3251 | SALO | Olga | Timmins | 1940-09-06 | 1943-10-13 | | P of Attorney & Separation |
| 11-2nd | 543 | 2916 | SANDERSON | Bereniece | Thunder Bay | 1937-05-04 | 1940-06-17 | | Power of Attorney |
| 6 | 331 | 1120 | SARGEANT | Henry | Sault Ste. Marie,ON | 1917-08-10 | 1918-11-20 | | Power of Attorney |
| 12 | 446 | 3440 | SAVAGE | John Murray | Sussex, England | 1943-12-16 | 1945-04-26 | | Power of Attorney |
| 5-2nd | 585 | 937 | SAYER | Edward | Sault Ste. Marie,ON | 1914-06-11 | 1916-05-30 | | Power of Attorney |
| 5-2nd | 589 | 940 | SAYERS | John J. | Sault Ste. Marie,ON | 1914-06-11 | 1916-06-15 | | Power of Attorney |
| 5-1st | 186 | 726 | SCARLTT | Mrs. Elizabeth | Bellingham, Wash. | 1912-05-09 | 1912-06-06 | | Power of Attorney |
| 6 | 179 | 1049 | SCARTH | Harry C. | Cochrane | 1917-12-15 | 1918-01-17 | | Power of Attorney |
| 12 | 138 | 3179 | SCHOALES | Francis Hamilton | Fort Severn | 1942-07-28 | 1943-02-08 | | Power of Attorney |
| 3 | 133 | 258 | SCHOLFIELD | Ethel Mary | Toronto | 1897-02-04 | 1900-09-05 | | Power of Attorney |
| 13-nd | | 4122 | SCHULTZ | Mabel | Sault Ste. Marie,ON | 1950-03-27 | 1950-07-22 | | Power of Attorney |
| 4 | 131 | 427 | SEELEY | Andrew S. | | 1903-09-03 | 1903-09-09 | | Mechanic Lien |
| 13-nd | | 4044 | SEGUIN | Annie | Sault Ste. Marie,ON | 1948-05-31 | 1950-02-22 | | Power of Attorney |
| 13-1st | | 3774 | SELKIRK | Alpheus Victor John | Franz | 1948-01-29 | 1948-02-02 | | Power of Attorney |
| 6 | 123 | 1020 | SHAMASS | Albert | Blind River | 1917-08-24 | 1917-09-12 | | Power of Attorney |
| 5-1st | 152 | 712 | SHANAHAN | Catherine | Penetanguishene,Sim | 1912-04-06 | 1912-04-22 | | Power of Attorney |
| 8-1st | 72 | 1558 | SHATRUCK | Nellie | Toronto | 1923-11-13 | 1923-11-17 | | Power of Attorney |
| 5-1st | 108 | 686 | SHERMAN | Mabel E. | Steelton | 1911-10-10 | 1911-11-07 | | Power of Attorney |
| 7-2nd | 510 | 1479 | SHERMAN | Mabel E. | | 1922-10-20 | 1922-10-21 | | Power of Attorney |
| 3 | 361 | 359 | SHOLDICE | Lydia | Chicago | 1902-03-28 | 1902-04-04 | | Power of Attorney |
| 10-2nd | 416 | 2365 | SIGNORATTI | Attilio & Beatrice | Sault Ste. Marie,ON | 1931-10-17 | 1933-12-22 | | Separation |
| 13-1st | | 3742 | SINCLAIR | Mary Alice | Toronto | 1947-09-11 | 1947-09-16 | | Power of Attorney |
| 4 | 309 | 524 | SJOSTEDT | Jessie K. | Sault Ste. Marie,ON | 1906-10-05 | 1907-03-01 | | Power of Attorney |
| 4 | 143 | 440 | SKEWES | Elizabeth Ann | Sault Ste. Marie,ON | 1904-01-07 | 1904-01-20 | | Power of Attorney |