As the German hide consisted ordinarily of 30, but not unfrequently of 20 or 40 -morgen-, and the homestead frequently, at least among the Anglo-Saxons, amounted to a tenth of the hide, it will appear, taking into account the diversity of climate and the size of the Roman -heredium- of 2 -jugera-, that the hypothesis of a Roman hide of 20 -jugera- is not unsuitable to the circumstances of the case.

It is to be regretted certainly that on this very point tradition leaves us without precise information.
13.

The analogy also between the so-called Servian constitution and the treatment of the Attic -- metoeci-- deserves to be particularly noticed.

Athens, like Rome, opened her gates at a comparatively early period to the -- metoeci--, and afterwards summoned them also to share the burdens of the state.

We cannot suppose that any direct connection existed in this instance between Athens and Rome; but the coincidence serves all the more distinctly to show how the same causes--urban centralization and urban development--everywhere and of necessity produce similar effects..