E. E. Cummings on the Poetry Foundation
https://www.poetryfoundation.org/poets/e-e-cummings
Contains a biography and a collection of other works by Cummings.
"put[ting] space on": Cummings' Innovations in Sonnet Form
https://www.jstor.org/stable/43915186?seq=1#metadata_info_tab_contents
An article on Cummings and his engagement with the sonnet form.
Lowercaseness
https://www.poetryfoundation.org/articles/70109/lowercaseness
Susan Cheever, author of E. E. Cummings: A Life, on Cummings, his life and career, and the lowercase "i"
A Brief Guide to Metaphysical Poets, on the Academy of American Poets website
https://www.poets.org/poetsorg/text/brief-guide-metaphysical-poets
A guide to seventeenth-century metaphysical poets and their significance in English literary history.
