Related Clues:

• It will obstruct one to go on foot
• They're calling and blowing
• What a waste for the doctor to be on his own in Scotland!
• Will this be enough to create a blockage, being only one foot long?
• The doctor gets his own way in Scotland, but goes to waste
• Artist in the noise that will all go to waste through this
• When the stinker of a doctor comes to his own in Scotland it all goes to waste
• The doctor comes to his own in Scotland but it goes to waste
• At last the water comes down the waste
• They're calling at the double for the organ
• The doctor might let his own in Scotland go to waste here
• Require bailing
• Organ whistle
• Tube for water or gas, say
• Pan accessory