[3] Additionally Geach studied stained glass at the London School of Arts and Crafts, as well as at the Académie Julian in Paris.

[4] The other artists associated with the Women's Work exhibition included Susanne Gether, Dora Serle, Ida Rentoul Outhwaite, Muriel Mary Sutherland Binney and Agnes Goodsir.

[1] Geach was a natural food advocate and was influenced by the dietary theories of English naturopath writer Reddie Mallett.

[4] She frequently expressed her views on buying Empire goods, the use of preservatives in foodstuffs, the date-stamping of eggs, the marking of lamb and the high price of bread and milk in the Sydney Morning Herald and over the radio.

[4] Portraits became Geach's specialty and she painted such people as Australian journalist Donald Macdonald, Edith Cowan and (Sir) John Quick.

[4] Among her other works should be mentioned A Procession of the Horses, Queen Rose in her Rosebud Garden of Girls, Tahiti, View of a Sailing Barge of the Thames, Homeward and The Sower.

[9] After Geach's death her estate was left to her sister Florence Kate, who died in 1962 and provided in her will for an annual prize of £1000 for a portrait by a woman artist.

[1] The Portia Geach Memorial Award is considered the most significant prize for celebrating the creativity of female portrait artists in Australia.