On 11 July 1649, the judicial records of Fife formally identified Katharine Thomson within the context of legal proceedings concerning witchcraft (Case C/LA/3123). Situated within a period of intense religious and social upheaval in Scotland, the initiation of her case marked the beginning of a process that would transition into a formal trial (T/LA/1559). While the surviving documentation is brief, it places Katharine at the intersection of local suspicion and the rigorous ecclesiastical and civil frameworks that governed 17th-century Scottish life.
The administrative trail left by Katharine serves as a fragment of the broader judicial activity occurring in Fife during the mid-17th century. As her case progressed from initial filing to trial, she became subject to the scrutiny of the local authorities, who operated under the statutes of the time to investigate allegations of malevolent supernatural activity. Though the specific nature of the charges brought against her remains obscured by the limitations of the extant record, the survival of her name and case number highlights the systematic approach taken by the state in recording these proceedings.