Insulators as follows -- actual postage additional:

(TOP ROW)

sim U-2080A -- no markings, cool squatty signal - two flakes at base -- $8

U-474 (skirt incuse) LOCKE / 2 -- small inner skirt chip (factory?) -- $8

U-629 (skirt recess embossed) OB logo -- no issues -- $8

U-448 (skirt recess embossed) OB logo -- tiny flake on ear -- $10

(MIDDLE ROW)

U-631 (ear incuse) PINCO - small lher kiss on side and some light scratches -- $8

U-320 (skirt recess embossed) OB logo -- couple tiny pecks -- $8

U-282A (skirt recess embossed) OB logo -- couple tiny pecks -- $8

U-296 no markings, several flakes up the base -- $4

(BOTTOM ROW)

U-629B (ear incuse) THOMAS -- no issues -- $10

U-299 no markings (Lapp product) - great color! flat chip under wire groove and small ping -- $8

U-296 (dome incuse) THOMAS, no issues -- $8

U-634A (ear incuse) THOMAS -- killer glaze! no issues -- $10