2A letter, return or other document stating that any person—
(a)was or was not serving at any specified time or during any specified period in any part of Her Majesty’s forces or was discharged from any part of those forces at or before any specified time;
(b)held or did not hold at any specified time any specified rank or appointment in any of those forces, or had at or before any specified time been attached, posted or transferred to any part of those forces;
(c)at any specified time or during any specified period was or was not serving or held or did not hold any rank or appointment in any particular country or place; or
(d)was or was not at any specified time authorised to use or wear any decoration, badge, wound stripe or emblem,
shall, if it purports to be issued by or on behalf of the Defence Council or by a person authorised by them, be evidence of the matters stated in the document.