BiblioVault may have an electronic file which would meet your requirements for this title:
A Book that Shook the World: Essays on Charles Darwin’s Origin of Species
Julian S. Huxley, Theodosius Dobzhansky, Reinhold Niebuhr, Oliver L. Reiser and Swami Nikhilananda
Paper: 978-0-8229-5008-0
Electronic: 978-0-8229-7397-3