Cobalt 60 Beam Therapy Dosage Calculator (front)
1 Cobalt 60 Beam Therapy Dosage Calculator (front)
Cobalt 60 Beam Therapy Dosage Calculator (back)
2 Cobalt 60 Beam Therapy Dosage Calculator (back)
Friel-Sturdy Radiographic Exposure Calculator (front)
3 Friel-Sturdy Radiographic Exposure Calculator (front)
Friel-Sturdy Radiographic Exposure Calculator (back)
4 Friel-Sturdy Radiographic Exposure Calculator (back)
Friel-Sturdy Radiographic Exposure Calculator (slide back)
5 Friel-Sturdy Radiographic Exposure Calculator (slide back)
Conray Mallinckrodt Radiological slide rule
6 Conray Mallinckrodt Radiological slide rule