Possible Clues:

• That's how Penelope gets to a distant object by cheap, old transport
• Ordinary coppers
• Distant object spotted by girl? One could have been taken for a ride
• Old coppers went by foot
• A word coined for an early bike
• Transport not paid to St Martin's
• Old method of transport requiring change before 1971?
• Bicycle in bits
• Old-timey bicycle with the huge front wheel
• The cheap, distant object of the cycle of Penelope?