Possible Clues:

• No one goes straight along this street
• First cosmonaut about to detect what could be the moon?
• A bit round the shape of Islam
• Most of the sailors posted, say, are in shape
• 15 11 with many different centres
• See 6
• Key note perfume is old Byzantine standard
• Curved shape of the moon in first quarter
• Church secures right to perfume sometimes detected on heavenly body
• Shape of a new moon