Article 1, Section 9, Clause 4
SEE ALSO:
Generally 1.2.3; 1.8.1
Continental Congress, Amendment to Share Expenses according to Population, 18 Apr. 1783, Jensen 1:149--50
James Kent, Commentaries 1:239--42 (1826)
The Founders' Constitution
Volume 3, Article 1, Section 9, Clause 4, Introduction
http://press-pubs.uchicago.edu/founders/documents/a1_9_4s17.html
The University of Chicago Press