Sarcina is a Latin word meaning a marching pack as carried by Roman Legionaries, the heavy infantry of the Roman legions. Most of a legionary's equipment other than his arms and armour would, in early times, have been consigned to a baggage train and borne by mules and carts. Image of pack donkey on a Greek wine cup circa 480 BC, Museum of Fine Arts, Boston. The appearance of the marching pack is known from illustrations on Trajan's Column. Here it can be seen that a legionary's sarcina was carried on a pole called a furca and would have included: The 4th century writer Vegetius advises that: