I always wanted to work on a chocolate factory
Factory
A factory, manufacturing plant or a production plant is an industrial site, usually consisting of buildings and machinery, or more commonly a complex having several buildings, where workers manufacture goods or operate machines processing one product into another.
Factories arose with the introduction of machinery during the Industrial Revolution when the capital and space requirements became too great for cottage industry or workshops. Early factories that contained small amounts of machinery, such as one or two spinning mules, and fewer than a dozen workers have been called "glorified
writer since then. She has said, "I always wanted to be a writer, but it took me a while to find my subject." 
Works.
Reid's first published work was a memoir of her work in a World War II bomber factory, "Slacks and Calluses", published in 1944. She also published a short story.
Her first mathematical publication was an article on perfect numbers for "Scientific American". Reid remarked in an interview that some readers objected to her as an author