On this page I'll try and unravel some of the markings that appear within the "deadwax" or "run-out groove" sections on US 60's discs.
These numbers and letters can reveal the date the disc was manufactured and/or mastered and by whom and where!
However, that is incorrect according to Phil Brown, a Columbia Records cutting engineer who recently contacted analog Planet.
He worked for the label in the 1970s, so in addition to lacquers, Dolby tape copies were included with the lacquers for “file recuts and tape duping”.
She’s led our Triple A department to unprecedented heights, becoming part of the fabric of our overall success.” “I’m proud to work at a label so committed to honoring its rich heritage and cultivating new talent where I feel supported in my career and empowered as a working mother maintaining that all-important life/work balance,” added Sonkin, thanking Sony Music CEO Rob Stringer, Columbia EVP Joel Klaiman, and SVP of Promotion and Operations Jim Burruss, in addition to Leipsner.
Sonkin got her start in the music business at Elektra Records, where she worked from 1993 to 2004, promoting such artists as Tracy Chapman, Natalie Merchant, Jason Mraz, and Phish, among others.
So the 1A-Fs had the original fast version, while the “-3” had the slower one, no doubt changed per Bob Dylan’s request.
The series is created by Torbjörn Sörhuus, the founder and manager of Birka Jazz.
This will be an on-going project, so all additional information is welcome.
First up, here's a quick "rule of thumb" disc-dating grid covering five major labels and the infamous West Coast based Monarch pressing plant.
You can find a great deal of information online about matrix codes and their meaning. For example a post on the often useful Steve Hoffman Forums claims that Columbia “cuttings” are A-1st, B-2nd, C-3rd through L-11th and then AA is 12th “cutting” with AB being 13th.
AA through AL would be cuttings 12-22, BA through BL would be 23-33, and so on.