The names of four famous people have been scrambled. They are: an actor, an astronaut, an author, and a New World explorer (though not necessarily in that order). The lengths of the first and last names are given. Who are they?
1) I costumer (3, 6)
2) I no LM stranger (4, 9)
3) rend Aztec honor (8, 6)
4) sell me acumens (6, 7)
