1922 1/- WITH BROKEN MAINMAST VARIETY. FRESH MINT WITH LIGHT GUM TONING. The item “ST HELENA 1922 1/- WITH BROKEN MAINMAST VARIETY SG 106a MINT” is in sale since Wednesday, May 20, 2015. This item is in the category “Stamps\British Colonies & Territories\St Helena”. The seller is “rossshiells” and is located in London. This item can be shipped worldwide.