For a terrific collection of color plates of French military costume from the Gauls to 1806, visit The New York Public Library digital galleries.
Ancients
Roman Army Uniforms
Who needs Osprey Books? The New York Public Library has a gorgeous set of color plates of the uniforms of the Ancient Roman Army.
Uniforms of Byzantium Through 1453
The New York Public Library Systems Digital Library has digitized images of thousands of plates, prints and paintings, including these of the uniforms of Byzantium through 1453.
Battle of Ephesus Scenario
The Othismos blog has a Warhammer Ancients scenario for the battle of Ephesus, fought in 499 BC between the Persians and an allied Greek force.
Tanagra 457 BC Scenaro
The Othismos ancient wargaming blog has a Warhammer Ancients scenario for the battle of Tanagra from 457 BC, in which the Spartans faced the Athenians.