Examples of the type
Private collection
56 (1922) – (en) ༡༥ - ༥༦
56 (1922) – (en) ༡༥ - ༥༦
Private collection
59 (1925) – (en) ༡༥ - ༥༩/༨ (overdate)
59 (1925) – (en) ༡༥ - ༥༩/༨ (overdate)
Private collection
60 (1926) – (en) ༡༥ - ༦༠
60 (1926) – (en) ༡༥ - ༦༠