India 1000 Atomic Reactor Watermark sideway inverted block of 4, S.G.NO 738aw, perforation 14½ X 14, Block of 4, Watermark Ashokan to Right, Mint Never Hinged
India 1000 Atomic Reactor Watermark sideway inverted block of 4, S.G.NO 738aw, perforation 14½ X 14, Block of 4, Watermark Ashokan to Right, Mint Never Hinged