Reply To: Unidentified Greek Letter (in “echo”) Home › Forums › Braille Formats/Textbook › Unidentified Greek Letter (in “echo”) › Reply To: Unidentified Greek Letter (in “echo”) December 8, 2014 at 3:28 pm #22584 kdejuteModerator Ack. That was not my finger, that was my brain. You are absolutely correct. I'll fix my copy now and repost it. Thank YOU for catching this and letting me know. It's all Greek to me. --Joanna --