[5] The first two novels, first published anonymously at her own request, are set on a fictional planet named "Lucifram";[6] "an experiment in fantasy... lightly written, bright, and entertaining", said a London reviewer of Jewel Sowers in 1904.

Those left are quite strange enough", commented an Australian reviewer on this final work, adding that Allonby "had a share of genius, and with a sound mind might have gone far".

[10] Frustrated by editors' requests for revisions, and the lack of attention her earlier novels gained, she died by intentionally drinking carbolic acid in 1905, aged 29 years, in Lancaster.

[2][11] Her suicide note, concluding with the statement "I have died to give God's gift to the world with as little stumbling block as possible", was published widely, including in The London Standard and The New York Times.

[10][14] She left 6d each to all 214 students of St. Anne's National School, and the rest of her money to her four sisters, in her will.