In 1917 Pope Benedict XV promulgated a Code of Canon Law which remained the definitive collection until 1983. The code is called "Pio-Benedictine" because it was largely written during the reign of Pope Saint Pius X, but promulgated under Pope Benedict XV.
Edward N. Peters, Curator.
San Francisco, CA: Ignatius, 2001.
An unofficial English-language translation. Includes cross-references and citations to the 1983 Code and to many secondary works.
P. Trudel.
St. Louis, MO: Herder, 1919.
A summary of the Code arranged under over 600 subject headings.
The online version is available on the Internet Archive, a trusted source, but one for which it is necessary to create a free account and login.
For print version locations, see the UofT Library Catalogue.
John A. Abbo and Jerome D. Hannon.
2nd edition. St. Louis, MO: Herder, 1960. 2 volumes.
The standard English-language commentary to the 1917 Code.
The online version is available on the Internet Archive, a trusted source, but one for which it is necessary to create a free account and login.
For print version locations, see the UofT Library Catalogue.
Milwaukee, WI: Bruce, 1934 – Mundelein, IN: St. Mary of the Lake Seminary, 1986. 10 volumes + 5 supplements.
English-translations of documents which changed the law of the 1917 Code, or provided authoritative interpretations of that law.
Compiled by Augustine Mendonça.
Washington, DC: Canon Law Society of America, 1992.
English-language summaries of all marriage cases heard by the Roman Rota from 1971 to 1988.