In Pyrotechnics: A spineless essay on Ultraist literature (1936)​, over the course of ​seventy prose poems, ​inspired by everything from magazine pop culture to high art, ​Mundy capture​s​ the noise of the metropolis, the effect​s​ of transformations​ in technology​, ​​the changes in ​​sensibility and behavior​ she sees in her contemporaries,​ and​ the new ​professional aspirations of wome​​n.