Naming My Characters - The Alchemist's Portrait

For my middle grade novels, I have a list of names for boys and girls that I like to use in books, plus some surnames and those from different historical periods that I've liked. I've even noted the names of products or companies that I've seen on billboards or on the sides of vehicles, thinking that I might be able to adapt them. In The Alchemist's Portrait, Matthew is the hero and his younger sister Sally accompanies him on some of his travels in time. At the museum where he first...