Copied from mossinterest...Thanks!

Pressing Plant Numbers:
56 = Columbia, Pitman, NJ
73 = Columbia, Terre Haute, IN
25 = Columbia, Santa Maria, CA
70 = RCA, Indianapolis, IN
72 = PRC, Richmond, IN
26 = PRC, Compton, CA
19 = Bestway Products, Moutainside, NJ
49 = Specialty Records Corp., Olyphant, PA
53 = Keel Mfg. (prior to '79); Hauppauge Record Manufacturing, Ltd. ('79 and later)
76 = Hub-Servall Record Mfg. Corp.

LABELS

Record company codes (the letters after "ST")

A = Atlantic Records
C = Atco
CAP = Capricorn
CTN = Cotillion Records LPs
CO = Cotillion Records 45s
FC = Famous Charisma
SS = Swan Song
AS = Asylum
MC = Manticore
RS = Rolling Stones Records
HT = Hilltak Records
IL = Island Records

Pressing Plant Codes for LPs:

PR = Presswell Records Mfg. Co., Ancora, NJ (they handled most of Atlantic's LP's during much of this period)
LY = Shelley Products, Huntington Station, NY
SP = Specialty Records Corp., Olyphant, PA
MO = Monarch Record Mfg. Co., Los Angeles, CA
PL = Plastic Products, Inc., Memphis, TN
RI = Philips Recording Co., Richmond, IN
AR = Allied Record Co., Inc., Los Angeles, CA
CT or CTH = Columbia Records Pressing Plant, Terre Haute
CP = Columbia (Pitman, NJ)
CS or CSM = Columbia (Santa Maria, CA; very infrequently)
BW = Bestway Plastics, Mountainside NJ
SO = Sonic Recording Products, Holbrook, N
MG or MGS = MGM Record Mfg. Division, Bloomfield, NJ

LP label example (Led Zeppelin I)
ST-A-681461-MO

ST = stereo
A = Atlantic Records label
68 = last two digits of the year Atlantic first received source (tape) and started working on mastering
1461 = tape master number (for side one in this example)
MO = Monarch Records pressing plant

London Records label matrix suffix:
AL - Allentown Record Co.
P - Columbia, Pitman, NJ
TH - Columbia, Terre Haute, IN
SM - Columbia, Santa Maria, CA
SH - Shelley Products, Ltd., Huntington Station, NY
BW - Bestway Products, Inc., Mountainside, NJ
GL - Decca/MCA, Gloversville, NY
K - Decca/MCA, Pinckneyville, IL
PH - PRC (formerly Philips) Recording Corp., Richmond, IN
W - H.V. Waddell, Burbank, CA

OTHER SCRIBINGS IN THE DEADWAX:

AT = Mastered by Atlantic Studios
AT/GP (handwritten) = mastered by George Piros at Atlantic
AT/DK (handwritten) = mastered by Dennis King at Atlantic
ATLANTIC STUDIOS DK (stamped) = mastered by Dennis King at Atlantic
ABS = Alex Sadkin
ab = Abbey Record Mfg. Co. (? we still don't know the exact meaning)
EDP [in oval] = Europadisk Pressing
PR or PRC or (PR) = Philips Recording Co. (maker of metal parts from lacquers)
LW or LWP = LongWear Plating (maker of metal parts from lacquers) Enter as "Mastered At"
♡POGO = Keith Olsen's Pogologo Productions
Porky or Porky Prime Cut = George Peckham
Pecko Duck = George Peckham
sƒ = Sam Feldman
RL = Bob Ludwig
LH = Lee Hulko
ɑ = Allied Record Company (usually followed by B-XXXXX)
MG = MGM Record Mfg. Division in Bloomfield, NJ
AMP = ABC-Paramount
M = Mercury
RCA = RCA Victor
◈-P-◈ = MCA Pressing Plant, Pinckneyville
回-G-回 = MCA Pressing Plant, Gloversville
G or G1= Columbia Pressing Plant, Carrollton, GA
✲ = Capitol Records Pressing Plant, Los Angeles
—◁ = Capitol Records Pressing Plant, Winchester
RG = Rob Grennell
GK = Gilbert Kong (GK)
"cg" + "☮" = Chris Gehringer
GF = Greg Fulginiti, of Artisan
R3 or R4 = Mastered at Rainbo Records (on Capitol Pressing)
︵︵〰 (birds) or メ or ❀、= Brian Gardner
DT = Dave Travis
RJ = Ray Janos
AZ CB = Chris Bellman at Allen Zentz
JG = John Golden
JJ = John Johnson (3)
SM = Stephen Marcussen
MF = Mike Fuller
BK = Bill Kipper
McM = Ron McMaster at EMI NY
SH = Steve Hall
H.W. = Howie Weinberg
TJ = Ted Jensen
RB = Ron Boustead (Precision)
SG = Steve Guy
Chet = Chet Bennett
RAYS = Ray Staff at Trident Studios, London
TLC = The Lacquer Channel, Toronto
FW Ѽ or FWNY = Frankford/Wayne Mastering Labs
GOL = Goldisc Recording Products, Inc.
CSB ♪♪ = Carlton Batts
PP = Plastic Products
TD = Terry Dunavan
ESR = Elektra Sound Recorders
GC or Baseball looking symbol next to Sterling = Greg Calbi
Ƨ = Columbia, Santa Maria
ℰMW = Electrosound Group Midwest, Inc.
WM (W atop M stamp) = Wakefield Manufacturing

℗ © ™ ℠ ® ▷ △ ◁ ∇ ◊ ∆ £ ↔ ℒ • Ψ
Recent Activity
submitted Mongo Santamaria - Stone Soul. 12 days ago
submitted Leadbelly - Leadbelly's Last Sessions Volume One . 13 days ago
submitted Gil Scott-Heron And Brian Jackson* - From South Africa To South Carolina. 14 days ago
submitted Esquivel And His Orchestra - Exploring New Sounds In Hi-Fi. 21 days ago
submitted Art Tatum - Still More Of The Greatest Piano Of Them All. 21 days ago
submitted The Kinks - Kinda Kinks. 21 days ago
submitted Jimmy Smith - Who's Afraid Of Virginia Woolf?. 23 days ago
submitted Lester Young And His Orchestra - It Don't Mean A Thing (If It Ain't Got That Swing). 24 days ago
submitted The Byrds - Turn! Turn! Turn!. 25 days ago
submitted Grant Green - Live At The Lighthouse. 29 days ago
submitted Max Romeo & The Upsetters - War Ina Babylon. about 1 month ago
submitted Sonny Stitt - Only The Blues. about 1 month ago
submitted The Grateful Dead - The Best Of The Grateful Dead: Skeletons From The Closet. about 1 month ago
submitted The Kinks - Kinks Kinkdom. about 1 month ago
submitted It's A Beautiful Day - It's A Beautiful Day. about 1 month ago
submitted Bunny Wailer - Blackheart Man. about 1 month ago
submitted The 3 Sounds* - Feelin' Good. 2 months ago
submitted Country Joe And The Fish - The Life And Times Of Country Joe And The Fish From Haight-Ashbury To Woodstock. 2 months ago
submitted Mickey Murray - Shout Bamalama And Other Super Soul Songs. 2 months ago
submitted The Meters - Fire On The Bayou. 2 months ago
submitted Sly & Robbie - Gamblers Choice. 2 months ago
submitted Nina Simone - At The Village Gate. 4 months ago
submitted Ike & Tina Turner - River Deep - Mountain High. 4 months ago
submitted Nilsson* - Aerial Ballet. 4 months ago
submitted Harry Lee (7) - Everytime I See You . 5 months ago
submitted Fleetwood Mac - Bare Trees. 8 months ago
submitted John Coltrane - The Best Of John Coltrane - His Greatest Years. 8 months ago
submitted Eric Burdon & The Animals - Winds Of Change. 8 months ago
submitted Arlo Guthrie - Last Of The Brooklyn Cowboys. 9 months ago
submitted Archie Bell & The Drells - Tighten Up. 9 months ago
submitted Gilbert O'Sullivan - I'm A Writer, Not A Fighter. 12 months ago
submitted Top Cat (11) - Top Cat. 12 months ago
submitted Harry Lee (7) - Hair Of Gold. about 1 year ago
submitted Mickey Mangun - Lord I'm Yours. about 1 year ago
submitted National Dance Orchestra* - Polka Dances. about 1 year ago
submitted The Honeydreamers - Irish Mambo / Five Minutes To Twelve. about 1 year ago
submitted Billy & Rickey - Mama Papa Please. about 1 year ago
submitted "Litttle" Jimmy Dempsey* - Guitar Country Of Little Jimmy Dempsey. about 1 year ago
submitted Roger And The Tourains - Joanie / Searchin' For A Girl. about 1 year ago
submitted Doug Hughes (3) - Wild Fire Love / In This World. about 1 year ago
submitted The Three Stooges - Sing For Kids. about 1 year ago
submitted Unknown Artist - Lady And The Tramp . about 1 year ago
submitted Unknown Artist - Walt Disney's Story Of Snow White And The Seven Dwarfs. about 1 year ago
submitted Archie Campbell - Bedtime Stories For Adults. about 1 year ago
submitted Tex Dixon - The Last Run / The Po' Mans Blues. about 1 year ago
submitted James Brown And His Famous Flames* - Try Me!. about 1 year ago
submitted Sam Cooke - Only Sixteen - Hit Songs Of The Fifties And Sixties. about 1 year ago
submitted Sister Rosetta Tharpe - Sister Rosetta Tharpe. about 1 year ago
submitted Sam Cooke - Encore Vol. 2 . about 1 year ago
submitted Sam Cooke - Sam Cooke Sings His Hits. about 1 year ago