[Elementals and Other Beings in the Invisible Worlds] 11th November 1947 St Mary Abbot’s Place, London
The Five-Pointed Star, the Six-Pointed Star, and their Relation to Rosicrucian Teaching 20th January 1937 Pembroke Hall, London
The Mystery Schools and the Brotherhood of the Rosy-Cross 24th January 1956 St Mary Abbot’s Place, London