St. Alban, like St. Denis is represented as carrying his head between his hands. His attributes are a sword and a crown.
St. Aphrodisius, St. Aventine, St. Desiderius. St. Chrysolius, St. Hilarian, St. Leo, St. Lucanus. St. Lucian, St. Proba, St. Solangia, and several other martyrs, are represented as carrying their heads in their hands. An artist's bungling way of identifying a headless trunk.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894