06/30/2014. Remarks by
Johan Visschedijk: "Derived from the Liberator bomber, this was sixteen-passenger/ten-berth VIP transport version and six were built under the USAAF designation C-87A Liberator Express, serials 41-23863, 41-24159, 41-24174, 43-30569 to 43-30571. The latter three were transferred to the USN, designated RY-1, BuNo 67797 to 67799."