The British Machin (Specialised)

Introduction and Key

I do hope that the following information will help some ways to assisting you with the collecting and Identification of your machin stamps and or collection/s, so let's get started... don't rush it you'll get confused. You can still turn back.

Decimal Machin stamps were introduced by Royal Mail on 15th February 1971.

Stamps are listed in value order followed by original paper/gum, band width, phosphor/fluorescence    combinations then date of issue.  All stamps are printed photogravure unless stated otherwise.

OCP = Original coated paper, FCP = Fluorescent coated paper, PPP = Phosphor printed paper, PCP = Phosphor coated paper, PCP2 = Phosphor coated glossy paper, ACP = Advanced coated paper, OFNP = Optical free non phosphorised paper, OFPP = Optical free phosphorised paper.

GA = Gum Arabic, PVA = Polyvinyl alcohol acetate, PVAD = Polyvinyl alcohol acetate dextrin, LFG = Lay flat gum (Lay flat is PVA gum with added compounds).

B1 = Green phosphor ink error, B3 = Original violet phosphor ink, SA = Violet phosphor ink (Litho issues only), A phosphor = new violet phosphor ink, AY = Yellow fluor, AY2 = Dull yellow fluor, AY3 = Greenish yellow fluor, A2Y = Novaglo short and long-wave reacting fluor, BF = short-wave only reacting fluor, B2 = short and long-wave reacting fluor.

9.5mm bands will show two 4.75mm bands on stamp. 9mm bands show two 4.5mm bands on stamp.  8mm bands show two 4mm bands on stamp.

Catalogue numbers used in construction of this page : SG ER II Decimal Definitives Vol.4 Part 1 10th Edition

happy collecting !! and take your time.

1/2p - 2 1/2p 

SG U46 1/2p Turquoise Blue OCP/PVA, 9.5mm, B3 15.02.71

Sources: sheets;10p Multi value coil;(UMC6);10p booklets (DH39/43); 50p Booklets (DT1/3)             

SG U47 1/2p Turquoise Blue OCP/GA, 9.5mm, B3 15.02.71

Sources: Multi value coil (UMC1) only.


SG U48 1/2p Turquoise Blue  FCP/PVA, 9.5mm, B3  17.09.71

Sources: Sheets;10p Booklets (DN51/65); 50p Booklets (DT5/12);£1 Wedgwood Booklet (DX1)

SG U49 (x841Eg)           1/2p Turquoise Blue FCP/GA, 9.5mm, B3 22.09.72

Sources: Sheets;5p Multi Value Coil.

 SG U50 (x841)                 1/2p Turquoise Blue FCP/PVAD, 9.5mm, B3 10.09.73

Sources: Sheets;5p Multi Value Coil (UMC3/4);10p Multi Value Coil (UMC5);10p Booklets (DN67/75).

SG U52 1/2p Turquoise Blue  FCP/PVAD, 2x8mm, B3 10.09.73

Sources: 50p Booklets (FB1;14/16;FB19/23.

SG U51  (x842) 1L Narrow FCP/PVA, 9.5mm, B3 24.05.72

Source: £1 Wedgwood Booklet (DX1)

SG U53 (x842) Type 1  FCP/PVAD, 4mm, B3 14.12.77 

Sources: Type 1 10p Multi Value Coil.

Type2 08.02.78 ex Pane UMB7.

SG U54 (x914) 

1/2p Turquoise Blue  PCP/PVAD 

10.12.80

Sources: Sheets; 12 1/2p multi Value Coil (UMC10)

 

Should you wish to have a Colour hard copy of this Illustrated list this can be arranged please ask for details.

jgh410@yahoo.co.uk

SG U55 1p Crimson  OCP/PVA, 9.5mm, B3 15.02.71

Source: Sheets;10p Multi Value Coil (UMC6) 10p Booklets (DN46/51)

SG 56 1p Crimson  OCP/GA, 9.5mm, B3 15.02.71

Source: 5p Multi Value Coil (UMC1)

 SG U57 1p Crimson FCP/PVA, 9.5mm, B3 06.10.71

Sources: Sheets; 10p Booklets (DN51/65)

 SG U58 (x844Eg) 

1p Crimson 

FCP/GA, 9.5mm, B3 ??.09.72

Sources: 5p Muti Value Coil (UMC2)

 SG U59 (x844)

1p Crimson         FCP/PVAD, 9.5mm, B3 10.09.73

Sources: Sheets; 5p Multi Value Coil (UMC 3/4); 10p Multi Value Coil (UMC5); 10p Booklets (DN66/75) (FA1/3).

 SG U60 1p Crimson FCP/PVAD, 8mm, B3 26.01.81

Sources: 50p Booklets (FB 1/8); (FB14/16).

 SG U61 (x845) 

1p Crimson          FCP/PVAD, 4mm, B3 14.12.77

Sources: 10p Multi Value Coil (UMC7/8); 10p Booklets (FA4/11); 50p Booklets (FB24/30,FB45a).

 SG U62 (x846) 

1p Crimson 

''All-over-phosphor''          FCP/PVAD, 4.5mm, A 10.10.79

Sources: Sheets.

 SG U63 (x915)

1p Crimson 

PPP/PVAD 

10.10.79

Sources: Sheets; Multi Value Coil (UMC11)

 SG U64 1p Crimson ACP/PVAD ??.04.83

Sources: Sheets.

SG U65 1p Crimson  FCP/PVAD, 4.5mm 29.07.86 new phos. ink 27.01.87

Sources: 50p Booklets (FB34/36; FB43/45).

 SG U66 (x847)                 1p Crimson        FCP/PVAD, 4.75mm, B3 20.10.86

Sources:  50p Booklets (FB37/41).

 SG U67 (x847Ea)            1p Crimson         FCP/PVAD, 4.75mm, A 03.03.87

Sources: £5 P&O Booklet (DX8)

 SG U71 1 1/2p Black OCP/PVA, 9.5mm, B3 15.02.71

Sources: 10p Booklets (DN46/50).

 SG U72 1 1/2p Black FCP/PVA, 9.5mm, B3 06.10.71

Sources: Sheets; 10p Booklets (DN51/65).

 SG U73 9x848)

1 1/2p Black 

FCP/PVAD, 9.5mm, B3 05.06.74 (withdrawn 08.04.78)

Sources: Sheets; 10p Booklets (DN67/75).

 SG U76 2p Myrtle-Green OCP/GA, 9.5mm, B3 15.02.71

Sources: Sheets; 10p Multi Value Coil (UCM6).

 SG U77 2p Myrtle-Green OCP/PVA, 9.5mm, B3 15.02.71

Sources: 5p Multi Value Coil only (UMC1).

 SG U78 2p Myrtle-Green FCP/PVA, 9.5mm, B3 06.10.71

Sources: Sheets; 10p Booklets (DN51/65).

 SG U79 (x849Eg)

2p Myrtle-Green

 FCP/GA, 9.5mm, B3 ??.09.72

Sources: 5p Multi Value Coil (UMC2).

 SG U80 (x849)  

2p Myrtle-Green FCP/PVAD, 9.5mm, B3 10.09.73

Sources: Sheets; 5p Multi Value Coil (UMC3/4); 10p Multi Value Coil (UMC5); 10p Booklets (DN66/75); £3 Wedgwood Booklet (DX2); £4 S.G. Booklet (DX3).

 SG U81 2p Myrtle-Green FCP/PVAD, 8mm, B3 04.02.80

Sources: 50p Booklets (FB9/13).

 SG U82 (x850) 

2p Myrtrle -Green  PPP/PVAD 

10.10.79 

Sources: Sheets.

 SG U83 (x916) 

2p Myrtle-Green PCP/PVAD

12.12.79

Sources: Sheets.

 SG U86 

21/2p Magenta   

OCP/PVA, 4mm, B3 17.02.71

Sources: Sheets;coils; 25p Booklets (DT1/3.

 SG U87  

21/2p Magenta   

FCP/PVA 4mm, B3 ??.10.71

Sources: Sheets; 25p Booklets (DH44/52); 50p Booklets (DT4/12); £1 Wedgwood Booklet (DX1).

Page last Updated 01-11-2011 

all images are Royal Mail Copyright 2011

 SG U88 (x851Eg) 

21/2p Magenta 

FCP/GA, 4mm, B3 13.09.72

Sources: Sheets; Coils.

 SG U89 (x851) 

21/2p Magenta

FCP/PVAD, 4mm, B3 08.08.73

Sources: Sheets.

 SG U90  

21/2p Magenta

FCP/PVA, 4.75mm, B3 24.05.72 

Sources: £1 Wedgwood Booklet (DX1)

 SG U 91 

21/2p Magenta  

OCP/PVA, 4.75mm, B3 15.02.71

Sources: 50p Booklets (DT1/3).

SG U92 

21/2p Magenta 

FCP/PVA, 4.75mm, B3

17.09.71

Sources: 50p Booklets (DT4/12).

SG U 93 (x852)

21/2p Magenta 

FCP/PVAD, 9.5mm, B3

 24.05.72

Sources: £1 Wedgwood Booklet (DX1) thin figures

 SG U97 (x917)

2 1/2p Rose

PCP/PVAD 

14.01.81

Sources: Sheets 11 1/2p Multi Value Coil (UMC9).

SG U98 (x854)

21/2p Rose 

PCP2/PVAD 

26.08.81

Sources: 50p Booklets (FB17/18).

Acoustic Alchemy - Roseland - 10 - World Stage.mp3

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