Ignore this box please.
More
Settings
Goodies
About
Help
Feedback
PRIVACY
DontTrack
DontBubble
Policy
COMMUNITY
Platform
Forum
Chat
Spread
Keyboard shortcuts
h, / search box
j, ↓ next result
k, ↑ prev result
l, o, Enter go
More...
Ctrl+Enter bg
', v new tab
d domain search
t Top
!, 1 !bang dropdown
esc out of bangs
s Did you mean
r related topics
m main results
More explanation...
Ammon (geometer)
Ammon was a geometrician who made a measurement of the walls of Rome, around the time of the first invasion of the Goths, that is, the 3rd century, and found them to be 21 miles in circumference.
More at Wikipedia
Ancient Roman civil engineers
3rd-century Romans
This page requires Javascript.Get the non-JS version
here
.