A window into the history of international humanitarian law scholarship, the ICRC Library's collections capture over 150 years of debates and developments related to the branch of international law that protects those who do not, or no longer, take part in hostilities. Yet, among the 41,000 references in the Library's collections, only a handful of recent publications focus on how this protection applies to persons with disabilities. In this article, two ICRC reference librarians take stock of this gap in their collections and consider its implications.