You’ve probably seen these but if not, they make interesting reading:
https://forum.vintageairgunsgallery....ova-air-rifle/
https://forum.vintageairgunsgallery....ory-air-rifle/
https://forum.vintageairgunsgallery....ace-air-rifle/
https://forum.vintageairgunsgallery....miscellaneous/
https://forum.vintageairgunsgallery....20x-air-rifle/
https://forum.vintageairgunsgallery....e-group-photo/
https://forum.vintageairgunsgallery....ke-air-rifles/
There’s also, to my knowledge, the 1970s Howa 55 CO2 rifle, and generic BSA LJ copies from the first half of the C20th. And, apparently, an incredibly rare bolt-action military/pseudo-military trainer (mimicking an Arisaka) from the 1930s or WW2.