What was the first source of wealth that the conquistadors exploited for the spanish crown?

to kill a mockingbird is a 1962 american drama film directed by robert mulligan. the screenplay by horton foote is based on harper lee's 1960 pulitzer prize- winning novel of the same name. it stars gregory peck as atticus finch and mary badham as scout. in 2003, the american film institute named atticus finch the greatest movie

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in his book, the riddle of the rosetta stone, james giblin talks about how there was a young british polymath and physician named thomas young who made a lot of advances on the deciphering of the rosetta stone. he says that even though young made a lot of mistakes because he was working under false assumptions, he also made huge contributions like deciphering three out of the seven symbols (more than anyone else before him). young published his findings and continued his good work but he wasn't able to progress much further due to some unfavorable situations, he still laid the basis for many other scholars and of course for the man who has been generally known to have deciphered it, jean-françois champollion