| Title | An Explanation of the Third Degree Tracing Board |
| Author | G.R. Oswell |
| Date | 1950 |
| Country | United Kingdom |
| Type | Lecture |
| Length | 14 pages |
| Description | An address delivered at the Meeting of Philanthropic Lodge of Instruction, 17 February, 1950 |
| Title | An Explanation of the Third Degree Tracing Board |
| Author | G.R. Oswell |
| Date | 1950 |
| Country | United Kingdom |
| Type | Lecture |
| Length | 14 pages |
| Description | An address delivered at the Meeting of Philanthropic Lodge of Instruction, 17 February, 1950 |