Riley's sporting 11/40 model was introduced at the Olympia show of 1919. By 1925 its detachable head

Live Auction in Progress ... Currently on Lot
Estimate:
$48,500 - $54,563
Unsold

Bid Increments

Price Bid Increment
$0 $10
$100 $25
$500 $50
$1,000 $100
$3,000 $250
$5,000 $500
$10,000 $1,000
$30,000 $2,500
$50,000 $5,000
$100,000 $10,000