Piper PA-31 Cheyenne (multiple) I photographed these Piper PA-31 Cheyenne examples at Oshkosh and Boeing Field. Piper PA-31T1 Cheyenne 1 #31T-8104008 Boeing Field 2023 1981 Piper PA-31-350 Chieftain #31-8152073 Oshkosh 2024