BUTLER TOWNSHIP DUPLICATE FOR EXTRA TAX - 1851
| SURNAME | GIVEN NAME | PAGE | NOTES |
| MACKEY | Wm P | 20 | |
| MANGELL | John Charles | 17 | |
| MANGELL | Nicholas | 16 | |
| MANNETT | John | 16 | |
| MANNETT | Nicholas | 16 | |
| MARSHALL | James | 18 | |
| MARTIN | Alexander | 19 | |
| MARTIN | John | 18 | |
| MARTIN | Samuel | 17 | |
| MARTIN | Thomas | 18 | |
| MARTIN | William | 19 | |
| MAXWELL | Abraham | 17 | Widow |
| MAXWELL | Elizabeth | 18 | Not Found - Crossed out |
| MAXWELL | James | 18 | |
| MAXWELL | Robert | 17 | Heirs |
| MAXWELL | Robert | 20 | |
| MAXWELL | Robert | 18 | |
| M'CARNS & CAMPBELL | 18 | ||
| McBRIDE | James B | 20 | |
| McCLELLAND | David | 16 | |
| McCLELLAND | Joseph | 16 | |
| McCORMISH | Elisha | 19 | Mrs. Collins |
| McGEARY | Robert | 19 | |
| McKINNEY | James Esqr | 17 | |
| McLAUGHLIN | Dunlap | 20 | |
| McLURE | John | 20 | |
| M'CLURE | William | 19 | Paid by Brown |
| McMARLAND | David | 19 | |
| McNAIR | William | 20 | |
| McQUELL | Simon | 19 | |
| McQUELL | Thomas | 19 | |
| McQUISTION | James | 16 | |
| McQUISTION | John B | 18 | |
| McQUISTION | Joseph | 17 | |
| McTAGGART | James | 19 | McQuire |
| MECHLING | Christian | 17 | |
| MECHLING | George | 17 | |
| MECHLING | Philip | 17 | |
| MEHARG | John | 17 | |
| MILLER | William | 19 | |
| MILLHIME | John | 20 | |
| MITCHELL | James | 17 | |
| MITCHELL | John | 20 | |
| MITCHELL | Samuel | 17 | |
| M'NAIR & CO | Robert | 18 | |
| MULHAVIN | Edward | 20 | |
| MYERS | John | 18 | |
| NEELY | Henry | 21 | |
| NEELY | Peter | 21 | |
| NEGLEY | John Esq | 21 | |
| NEYMAN | John L | 21 | |
| NICHOLS | Andrew | 21 | |
| NICHOLS | Bonepart | 21 | |
| NICHOLS | Conrad | 21 | |
| NICHOLS | Daniel | 21 | |
| NIXON | Jehu | 21 | |
| NOEHL | Leonard | 21 | |
| OTT | Faldon | 22 | |
| OTT | John | 22 | |
| PATTERSON | Robert | 24 | |
| PATTERSON | Samuel M | 23 | |
| PAULHEMUS | Samuel | 22 | |
| PEARCE | David | 23 | |
| PEARCE | Thomas | 22 | |
| PETERSON | Catharine | 23 | |
| PETERSON | Garret | 22 | |
| PETERSON | Lucinda | 23 | |
| PETERSON | Peter | 22 | |
| PETERSON | Sarah | 23 | |
| PHERSON | Robert | 23 | |
| PORTER | Jonathan | 23 | |
| PORTMAN | John | 24 | |
| PORTMAN | John B | 23 | |
| POTTS | David H | 23 | |
| PURVIANCE | Alexander | 22 | |
| PURVIANCE | C E | 23 | |
| PURVIANCE | William | 22 |