I photographed these Rutan Variviggen examples at Oshkosh during a trip for the 2024 EAA AirVenture.
1972 Rutan VariViggen 50-160 #001
EAA Museum, Oshkosh 2024
2021 Rutan Variviggen #RAFE VV1
some confusion as to whether this is a 2020 or 2021 aircraft (seen it identified for both years)