| 
Event table notes
 | 
| Event data |  | 
   | Place: Boston, Massachusetts |  
   | Start date: July 1864 |  
   | End date:   July 1864 |  |  |  
   | Notes: |  
   | The New York Clipper of 16 July 1864 gives 6-3 for Mackenzie, but draws were often not considered to count, so it may just have been omitted in the report. |  |  |  |  
   | References |  | 
| Periodicals |  
   | [CPM], vol. 2, no. 8, Aug. 1864, page 256 |  
   | [CPM], vol. 1, no. 2, Feb. 1865, page 38 |  
   | [Era], vol. 26, no. 1347, 17 July 1864, page 6 |  
   | [NYC], 16 July 1864 |  
   | [PDEB], 25 June 1864 |  
   | [QCH], vol. 5, no. 18, 2017, page 442 |  |  |