Possible Clues:

• Polite, socially correct
• Polite
• Well-behaved chap more or less ignoring article
• Polite staff on Tyneside railway
• Polite fellow, more or less, with a shed
• Well-behaved German author playing lyre
• Butch new queen inside is ladylike
• Polite German author soon dispatching second instalment
• Polite German writer in good time to knock out article