The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
General Post Office. Calcutta. B. Hopkins
General Post Office. Calcutta. 1920
The General Post Office. Calcutta. B. Hopkins
The General Post Office. Calcutta
General Post Office. Calcutta
General Post Office. Calcutta. Thacker Spink and Co
General Post Office. Calcutta. Clifton. Bombay
Calcutta. General Post Office. B. and L. T. No. 22
