- FondsMacMahon - Papers of Percy Alexander MacMahon
- SeriesB - Papers belonging to Sir Charles Moore Watson
- File1 - Squaring the Circle
- Item1 - Cover sheet
- Item2 - Squaring the Circle, and Other Problems
- Item3 - Squaring the Circle
- Item4 - Squaring the Circle
- Item5 - Squaring the Circle
- Item6 - Squaring the Circle
- Item7 - Geometric solution
- 5 more...