Vintage Stewart Warner Aircraft Feet Per Minute Indicator Gauge (dated 1929) from $156.80 Qty. Add to Cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Condition: UsedCondition Description: as removedSee condition in pictures.Manufacturer Part Number: 314-E Qty available: 1 Tweet