Switzerland 2003, Lake of Thun, Stationery Card.
The Eiger, Mönch and Jungfrau
in the background.
The frontside of the card shows the Oberhofen Castle, built in the early 13th Century.
The stamp was issued in the series "Pro Patria – Steam Boats".
The Steamboat: "Blümlisalp" with the foothill of Guggisgrat (left) and Harderkulm (right)
length: 63.4 metres
width: 13.3 metres