An interesting Nuremberg diptych sundial Signed LEONHART MILLER and dated 1652.
Left 1 pin gnomon dial for length of days numbered 8-16 and zodiac symbols , with surface at center.
Left 2-A horizontal dial 5-12-7 ,pin gnomon dial for Babylonian and Italian hours, well decorate with stars , moon and sun.
Left 2-B Lunar volvelle with stamped disc.
Same sundial in book of Ivory Sundial Penelope Goulk.