Hexagram keyboard

The inked in keyboard on the bottom page depicts twenty-five keys in three rows. The first nine keys left to right read; Interrobang key, Brackets, Arrow keys, The I Ching key, Heaven Trigram key and the M/W key. Second row reads; Backspace key, Mountain key, Water key, Thunder key, The pentomino key, Wind key, Fire key, Lake key and the space key. Third row reads, Return key, ( / ) key, ( . ) Decimal key, ( < ) key, ( = ) Key, ( , ) key, ( . ) Full-stop key. There are 5 rows of characters in pencil, in row three the interrobang key prints out multiple characters: interrobang mark, question mark, interrogative point, and the exclamation mark, the cursor is then used to delete using the backspace key so to remove the unwanted characters. See the comments for other characters.