Great Britain Machins, by Adminware

Machin Pages:
Machin home page
Intro to this site
Why this site?
Navigating

Machins 101 PDF
Album pages

Main Lists:
Pre-decimal values
Decimal values
Anniversary

Regionals:
Northern Ireland
Scotland
Wales
Isle of Man

Other lists:
Perf changes
Elliptical perf
High value
Non-value indicators
Self-adhesive
Security
Service Inscribed

General:
Timeline
Varieties
Technical stuff
Terminology
Colour
Postal rates

Look-ups:
Head/Symbol types
Bklt Phosphor types
Imperf sides
Back prints

Other:
FAQ
Links

20p (15k) 20p light green
(page updated: Jul 16/17)

1st seen: Jun 25/96
Photogravure
Lithography

Also exists:

EME image
self-adhesive w/security features
wag w/security features

Northern Ireland
Scotland
Wales

20p purplish grey
20p sea green
20p black

  Paper Other identification Issue date Source Booklet singles Gum
 Centre band (4.5mm blue) phosphor
  OFNP Jun 25/96 Sheets Dex
  OFNP as above, 4mm band; acid-etch Apr 8/97 Sheets PVA
 Centre band (blue) phosphor; Lithography
  OFNP Questa Jun 25/96 Booklet DP243, DP244
  • cut left
PVA
  OFNP Questa, Novaglo phosphor Jan 24/97 Booklet DP244A, DP243A
  • cut left
PVA

20p (15k) 20p light green
EME Image

1st seen: Apr 29/97
Photogravure
Lithography

  Paper Other identification Issue date Source Booklet singles Gum
 Centre band (blue) phosphor
  OFNP Apr 29/97 Sheets PVA
  OFNP Questa Dec 1/98 Booklet DP277, DP278
  • cut left
PVA
 Right band (blue) phosphor
  OFNP Sep 23/97 Booklet DP257
(BBC prestige booklet)
PVA
 2-band (blue) phosphor
  OFNP De La Rue Apr 20/99 Sheets PVA
 2-band (violet) phosphor
  OFNP De La Rue Mar 6/03 Sheets PVA
OFNP Walsall Jun 5/17 Booklet DP516
(Machin 50th anniversary prestige booklet)
PVA
2-band, Lithography
  OFNP Cartor (thicker figure '0') Jan 7/10

May 8/10

Booklet

Souvenir sheet

DP411
(Classic Album Covers prestige booklet)

PVA

20p light green 20p light green
Self-Adhesive, Security slits

1st seen: Mar 8/11
Photogravure

Semi-circular slits

  Paper Other identification Issue date Source Booklet singles Gum Security
slits
Security
code
 2-band phosphor
  OFNP De La Rue Mar 8/11 Sheets   Type 2a
  OFNP De La Rue Jan 3/13 Sheets   Type 2a 12
  OFNP De La Rue Jul /13 Sheets   Type 2a 13
  OFNP De La Rue   Sheets     Type 2a 14
  OFNP De La Rue /15 Sheets     Type 2a 15
  OFNP De La Rue /16 Sheets   Type 2a 16
  OFNP De La Rue /17 Sheets SBP*   Type 2a 17

* SBP = Security Backing Paper

20p light green 20p light green
Water activated gum, Security code

1st seen: Mar 26/13
Lithography

Security pattern lettering in background

  Paper Other identification Issue date Source Booklet singles Gum Security
slits
Security
code
 2-band phosphor
  OFNP Cartor Mar 26/13 Booklet DP455
(Dr. Who prestige booklet)
PVA None 12 + P
  OFNP Enschede Apr 15/14

 

Jul 28/14

Booklet DP471
(Buckingham Palace prestige booklet)

DP476
(The Great War prestige booklet)

PVA None 14 + P
difficult to see
 

Security slits:

1: no slits
2: cuts at top & bottom, wider than 2a
2a: cuts at top & bottom, narrower than 2
3: cut at bottom only

Security features:

Code: 12
Slits: Type 1

 

20p (15k) 20p light green
Northern Ireland

1st seen: Jul 23/96
Lithography

Also exists:

EME image

  Paper Other identification Issue date Source Gum
 Centre band (blue) phosphor; Lithography
  OFNP Questa Jul 23/96 Sheets PVA

20p (15k) 20p light green
EME Image

Northern Ireland

1st seen: Jul 1/97
Photogravure

  Paper Other identification Issue date Source Booklet singles Gum
 Centre band (blue) phosphor
  OFNP Walsall Jul 1/97 Sheets PVA
 Right band (blue) phosphor
  OFNP Walsall; perf 14 Oct 13/98 Booklet DP269
(Speed prestige booklet)
PVA

20p (15k) 20p light green
Scotland

1st seen: Jul 23/96
Lithography

Also exists:

EME image

  Paper Other identification Issue date Source Gum
 Centre band (blue) phosphor; Lithography
  OFNP Questa Jul 23/96 Sheets PVA
  OFNP Questa; Novaglo Dec 12/96 Sheets PVA

20p (15k) 20p light green
EME Image

Scotland

1st seen: Jul 1/97
Photogravure

  Paper Other identification Issue date Source Booklet singles Gum
 Centre band (blue) phosphor
  OFNP Walsall Jul 1/97 Sheets PVA
 Right band (blue) phosphor
  OFNP Walsall; perf 14 Oct 13/98 Booklet DP269
(Speed prestige booklet)
PVA

20p (15k) 20p light green
Wales

1st seen: Jul 23/96
Lithography

Also exists:

EME image, without 'P'

  Paper Other identification Issue date Source Gum
 Centre band (blue) phosphor; Lithography
  OFNP Questa Jul 23/96 Sheets PVA

20p (15k) 20p light green
EME Image, without 'P'

Wales

1st seen: Jul 1/97
Photogravure

  Paper Other identification Issue date Source Booklet singles Gum
 Centre band (blue) phosphor
  OFNP Walsall Jul 1/97 Sheets PVA
 Right band (blue) phosphor
  OFNP Walsall; perf 14 Oct 13/98 Booklet DP269
(Speed prestige booklet)
PVA


Disclaimer: We apologize for any errors of information that might be present. Your feedback is appreciated.

For even more varieties on Machin stamps, check out The Complete Deegam Machin Handbook (simply the best Machin
 handbook available anywhere) by Douglas Myall - click for details.

Booklet pane numbers used courtesy the Modern British Philatelic Circle
who publish 'The Bookmark' Catalogue

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