From the for sale ad for this bike:
"Jack Taylor Tandem - Serial Number 4605. Built in April of 1963 ¬ Seat Tube - Center to Center 21î (Front), 20.5î (Rear). TopTube ¬ 23î (Front), 24î (Rear). Wheelbase 62î. Campagnolo Front and Rear 6 Speed. ( Super Record - indexed) , Delta Brakes, ( Mavic NOS levers) , TA Cranks and pedals. Look Ergo Stem. Super Record Hubs (40 Spoke) laced to Mavic MA40°s. Campagnolo Aero bottles( 4 with braze ons). Red powdercoated with no Transfers applied. A full set of factory Transfers (must use goldsize) will be included."