Resources on the Roman military, and especially the equites or cavalry and pedites or infantry.
Limitanei is the Latin word for certain troops during the Roman Empire.
The Roman military office of Magister Militum was a military commander.
Vegetius says that Roman soldiers had to be six feet tall. Find out how that could be possible.
Profiles of Roman military leaders Agrippa, Brutus, Camillus, Cincinnatus, Horatius, Marius, Stilicho, and Sulla.
If you're trying to understand what we know of the Teutoberg Forest disaster in A.D. 9, when three Roman legions were annihilated by German tribes, or you are looking for background on the opening scene of the movie Gladiator, Peter S. Wells' very clearly written The Battle That Stopped Rome - Emperor Augustus, Arminius, and the Slaughter of the Legions in the Teutoberg Forest will be invaluable.