Series Diamond Brother Mysteries

Diamond Brother Mysteries #2 by Anthony Horowitz Four of Diamonds is a 2012 book by Anthony Horowitz and is book #2 in the Diamond Brother Mysteries series. Check Price on Amazon

Diamond Brother Mysteries #1 by Anthony Horowitz Three of Diamonds is a 2004 book by Anthony Horowitz and is book #1 in the Diamond Brother Mysteries series. Check Price on Amazon