I think we decided the early meter was from R-392. This NOS one just surfaced in "The Cave." "More R-390-ish?" https://photos.app.goo.gl/Z1x0qGWoJdLFENCh2 https://photos.app.goo.gl/R7L3IwD2pe1pj5hR2 73 OM DE Dave AB5S