52 used LAUNCESTON DROP LETTER CIRCULAR, Tasmania postal history (Ex CHARTWELL) 1867 printed circular from William A. Collins requesting William John Johnstone, St. John Street (Launceston) to attend a Special Meeting of the Committee of the Northern Railway Leauge at the Mechanics Institute mailed with Chalon 1d brick-red P.10 tied upright Launceston "52" numeral. Ex CHARTWELL £650