Transvaal 1907 Hand Drawn Essay Agent General Cachet

1907 HAND DRAWN ESSAY in black ink on tracing paper for a certifying/franking handstamp intended for use on British Official Mail. Double circle format surrounding a male lion with the wording "THE AGENT GENERAL FOR THE TRANSVAAL / LONDON." Affixed to portion of a page from an official ledger which contained essays & specimens for official mail certifying handstamps. Unique. Reduced photocopy of the original ledger page accompanies.