CD 112 No embossing - Pennycuick style (unembossed S.B.T.& T.?)

By Ralph Smith; posted August 2, 2026
View Original: Click to zoom, then click to magnify (2030 x 1796) 720KB


I'm curious regarding why CD 112s with Pennycuick style threads are considered unembossed S.B.T.& T. Were they only found on S.B.T.&T lines or is there another reason?

790282555