Career
In the book she describes her observations of an individual land snail in the species Neohelix albolabris which lived in a terrarium next to her while she was confined to bed through illness. In her essay A Green World Deep in Winter: The Bedside Terrarium, published in the Yale Journal for Humanities in Medicine, Bailey describes how Nathaniel Bagshaw Ward, inventor of the Wardian case, had published during the mid 19th century a report on the "Use of Closed Cases in Illness", explaining the benefit of a terrarium to bed-ridden patients in order to "beguile many a weary hour".