細節
1844 (4 June) entire with printed letter inside headed "National Testimonial to Rowland Hill. Author of the Penny Postage." advertising for subscriptions from the public towards the testimonial and appealing for committees to be organised throughout the United Kingdon to collect subscriptions, sent by the Secretary, George Wansey, to Bruton in Somerset and bearing 1841 1d. tied by London Inland Section "6" numeral; a little creased but still a fine and unusual item pertaining to the Mercantile Committee