The Middle Kingdom was Lotharingia, Italy and Burgundy. This coin was issued by Conrad III (the Pacific), as King of Burgundy.
Denomination: Silver denier.
Mint: Lyon
Size: 20.4 x 21.0 mm. Weigh: 1.13 grams.
Reference: Thompson - 1287.
Grade: VF
Obverse: Cross with CONRADVS around.
Reverse: Cross on a trianglular platform (temple pediment) with LVGDVNVS around (the inscription is crudely engraved, as is usual for the type).