Laser etching. love it, wish I had more

[AsianLuigi]

cross centennial, unknown sakura, pilot 2+1

[DarkwingDuck]

The unknown Sakura is a Sakura Slide Sharp

[drifand]

I don’t think Japan had laser etching back in the 70s? These are photo-chemical etched, right?

[DarkwingDuck]

I have no idea

They are politically etched though… not a printed etching.