User:Leonardo Da Vinci

Bulgarian translator of the greatest and most famous global community dedicated to knowledge Wikipedia.

Silent enim leges inter arma (Laws are silent in times of war).

http://en.wikipedia.org/wiki/Aluminium_foil

http://en.wikipedia.org/wiki/Military_of_ancient_Rome

http://en.wikipedia.org/wiki/Ballista

http://en.wikipedia.org/wiki/Flux_%28metallurgy%29