O'Brien, W., Neep, E. J. C., & Fabian Society. (1927). Copy typescript letters from William O'Brien to Edward John Cecil Neep correcting him on his work in 'Seditious Offences', including copy letter requesting it be passed onto Neep, through the secretary of the Fabian Society, and also Neep's reply letter explaining the work is termed correctly and informing him he will refer to their communication in the next edition.

O'Brien, William, et al. Copy Typescript Letters from William O'Brien to Edward John Cecil Neep Correcting Him on His Work in 'Seditious Offences', Including Copy Letter Requesting It Be Passed onto Neep, Through the Secretary of the Fabian Society, and Also Neep's Reply Letter Explaining the Work Is Termed Correctly and Informing Him He Will Refer to Their Communication in the Next Edition. 1927.