Related Clues:

• Dead snake seen outside shelter
• Dull boy be taken in by snake?
• Do not start developing relapse whilst in the Land of Nod
• Dead, like revolutionary former PM
• A steady start - bound to be heard out
• Snoozing when cover is pulled back
• Elapse (anag)
• One strips off reflectively, in a dream?
• Snake outside shelter unaware of what's going on
• Comatose snake encircling shelter
• Having dropped off first of letters in a leak
• Could it be Wayne is not paying attention?
• Napping, the general is swallowed by snake
• See pal slipping into the land of nod
• Nineteenth-century PM's a revolutionary without feeling