I have put together a collection of historical 12th century illustrations of northern Italian soldiers:
Knights & infantry in mosaics, Cathedral (Duomo) of Sant'Evasio, Casale Monferrato, NW Italy, early 12th century
Early 12th Century Frescos in San Severo Church, Bardolino, north-east Italy
Italian knights on the Modena Archivolt, 1120-1140
Italian City Militia on the Basilica of San Zeno, Verona, c.1135-38
Lunette showing Saint George from the main portal of the Cathedral of Ferrara, Italy, 12th Century. By Magister Nicholaus
'Roland', carving, Verona Cathedral, Lombardy, Italy, c.1139 (mail chausse on his left leg only)
The sleeping soldiers at the Resurrection, Pulpit of William, Pisa, Italy, 1159-1162 (now in Cagliari Cathedral)
Pharoah's Army (Portrayed as Italian Knights) Crossing the Red Sea on the Baptismal Font in the Basilica of San Frediano, Lucca, Italy
Milanese City Militia on the Porta Romana frieze, Italy, late 12th Century
Based on the sources above:
A knight c.1100 in Armies of Feudal Europe 1066-1300 by Ian Heath
A knight c.1160 in Armies of Feudal Europe 1066-1300 by Ian Heath
Italian Communal Militia, 12th-13th centuries in Armies of Feudal Europe 1066-1300 by Ian Heath
Italian Heavy Infantrymen or Knights of The Commune, 12th century in Armies of Feudal Europe 1066-1300 by Ian Heath
Mirror site:
Historical 12th century illustrations of northern Italian soldiers
Druzhina
12th Century Illustrations of Costume & Soldiers
