The Athenian Constitution
Edicts of Augustus and Decree of the Senate on the Judicial Process in Cyrene, 64 B.C.
Law of Caesar on Municipalities, 44 B.C.
The Twelve Tables; 450BC

Capitulary of Charlemagne Issued in the Year 802
The Foundation of the University of Heidelberg AD. 1386
Magna Carta, 1215

Ordinance of William I, Separating the Spiritual and Temporal Courts.

The Letters Patents of King Henry the Seventh Granted unto Iohn Cabot and his Three Sonnes, Lewis, Sebastian and Sancius for the the Discouerie of New and Unknowen Lands; March 5, 1498
Privileges and Prerogatives Granted by Their Catholic Majesties to Christopher Columbus : April 30, 1492
Charter to Sir Walter Raleigh : March 25, 1584

A Discourse Upon Coins by Bernardo Davanzati : 1588

The Articles of Confederation of the United Colonies of New England; May 19 1643
Charter of Carolina : March 24, 1663
Charter of Carolina : June 30, 1665
Charter of Connecticut - April 23, 1662

English Bill of Rights, 1689
The Fundamental Constitutions for the Province of East New Jersey in America, Anno Domini 1683
Mayflower Compact; November 11, 1620

Treaty of Westphalia; October 24, 1648
The Barbary Treaties 1786-1836

Democratic Party Platform; June 18, 1860

(And much more)