George Sim Johnston is an evolutionist who rejects the inerrancy of Scripture.
How long do you intend to attack this straw man of "sola scriptura," NYer? I don't believe in "sola scriptura" but that doesn't make me a Catholic. Catholicism is not the only alternative to "sola scriptura."
There is a much older oral interpretive tradition that isn't embarrassed by the stories of the Hebrew Bible. You're very good at demanding that Protestants be open-minded enough to consider your tradition. Maybe you should be open minded enough to consider the Jewish one.
How old is the earth?