Questions for Peter Pan (1954 Broadway Version)

The vocal ranges listed for these characters can't be correct. Is Peter Pan truly singing down to an Eb2? And Michael and John certainly aren't correct either. No 6-9 year old can sing to A2!
streaming rights
Are there any alternative lyrics one can license to replace the racially insensitive lyrics in all of the Indian's numbers. Ex: "Ugh-a-wug a meatball"
Are there resources for flying Peter Pan?
Are you still required to have a contract with FOY to do Peter Pan?
I requested a perusal script of Peter Pan back on March 11
Is there a accompaniment CD?