1. Empyema of the frontal sinus Author(s): Cobb, Frederic C., author Publication: [Boston?] : [publisher not identified], [1905?] Subject(s): Paranasal Sinus DiseasesFrontal SinusEmpyema
2. Cases of disease of the frontal sinus Author(s): Kipp, Charles J. (Charles John), 1838-1911 author Publication: [Boston?] : [publisher not identified], [1884?] Subject(s): Paranasal Sinus DiseasesFrontal Sinus