1. Constable was a New York merchant and speculator.

An entry under the date of March 18, 1795, in the “Memoranda of Retainers” in H’s Law Register, 1795–1804, reads: “James Watson v Wm Constable 100” (D, partially in H’s handwriting, New York Law Institute, New York City; also in Goebel, Law Practice description begins Julius Goebel, Jr., ed., The Law Practice of Alexander Hamilton: Documents and Commentary (New York and London, 1964– ) description ends , forthcoming volumes).

An entry under the date of May 18, 1796, in H’s Cash Book, 1795–1804, reads: “James Watson Dr. to Account of Costs & Fees for this sum for negotiating and settling his controversy with William Constable 100” (AD, Hamilton Papers, Library of Congress; also in Goebel, Law Practice description begins Julius Goebel, Jr., ed., The Law Practice of Alexander Hamilton: Documents and Commentary (New York and London, 1964– ) description ends , forthcoming volumes).