STAMPS
1934
Australia, Death centenary of Capt. John Macarthur, denominations on 3d and 9d (1)
OTHER PHILATELIC ENGRAVINGS
1934
OTHER PHILATELIC ENGRAVINGS
1907
Costa Rica, Telegraph stamps (2)
1910
Brazil, 20r imposto addicional revenue stamp (2)
Notes:
1) Note Printing Branch printing instrument requisition books
2) The Harrisons of Waterlows - Robson Lowe
You will find Ronald A. Harrison's biography HERE.