Related Clues:

• Writer pens a point -- elementary
• Not difficult to grasp
• Thorium ingested by a certain patient man working
• Simple switch of sections in report of school infirmary?
• (Of training) done while working
• Model's only clothing at the scene
• Not telecommuting, say
• Army private's training, familiarly
• Inappropriate place to sleep
• Austere graduate's in charge ...
• Key for most of the foundation, institute and college
• Like easy chords
• Opening (not large) in unit in factory, perhaps
• Simple principle detailed by Conservative
• Ciara "___ Instinct"