<Tr> <Th> Publisher </Th> <Td> Marvel Comics </Td> </Tr> <Tr> <Th> First appearance </Th> <Td> Strange Tales #115 (December 1963) </Td> </Tr> <Tr> <Th_colspan="2"> In story information </Th> </Tr> <Tr> <Th> Type </Th> <Td> Mystic item / artifact </Td> </Tr>

When did doctor strange get the infinity stone