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

50p grey 1.33 amber yellow
Self-Adhesive, Security features

(page updated: Apr 17/16)

1st seen: Mar 24/15
Photogravure

Security pattern lettering in background,
semi-circular slits (click for pics)

Also exists:

water-activated gum w/Security features


  Paper Other identification Issue date Source Booklet singles Gum Security
slits
Security
code
 2-band phosphor
  OFNP De La Rue Mar 24/15 Sheets   Type 2a 15
  OFNP De La Rue /16 Sheets   Type 2a 16

50p (15k) 1.33 amber yellow
Water activated gum, Security code

1st seen: May 14/15
Lithography

Security pattern lettering in background

Also exists:

self-adhesive w/Security features


  Paper Other identification Issue date Source Booklet singles Gum Security
slits
Security
code
 2-band phosphor
  OFNP Cartor May 14/15 Booklet DP484
(WWI Centenary 1915 prestige booklet)
PVA None 15 + P

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


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

Adminware Corporation
© 1999-2016, 2017 Robin Harris
Adminware is a trademark of Adminware Corporation.