Actually, it was in common use:
In February, 1785, the Massachusetts legislature passed “AN ACT FOR NATURALIZING NICHOLAS ROUSSELET AND GEORGE SMITH.” in which it was declared that Nicholas Rousselet and George Smith “shall be deemed, adjudged, and taken to be citizens of this Commonwealth, and entitled to all the liberties, rights and privileges of natural born citizens.”
In July, 1785, the Massachusetts legislature passed “AN ACT FOR NATURALIZING MICHAEL WALSH.” in which it was declared that Michael Walsh “shall be deemed, adjudged, and taken to be a citizen of this Commonwealth, and entitled to all the liberties, rights and privileges of a natural born citizen.”
In July, 1786, the Massachusetts legislature passed “AN ACT FOR NATURALIZING JONATHAN CURSON AND WILLIAM OLIVER” in which it was declared that Jonathan Curson and William Oliver “shall be deemed adjudged and taken to be free Citizens of this Commonwealth, and entitled to all the liberties, privileges and immunities of natural born citizens.”
In March, 1787, the Massachusetts legislature passed “AN ACT FOR NATURALIZING WILLIAM MARTIN AND OTHERS.” in which it was declared that William Martin and Others,”shall be deemed, adjudged and taken to be free Citizens of this Commonwealth, and entitled to all the liberties, privileges and immunities of natural born subjects.”
In March, 1787, the Massachusetts legislature passed “AN ACT FOR NATURALIZING EDWARD WYER AND OTHERS THEREIN NAMED.” in which it was declared that William Martin and Others,”shall be deemed, adjudged and taken, to be free Citizens of this Commonwealth, and entitled to all the liberties, privileges and immunities of natural born subjects.”
In October, 1787, the Massachusetts legislature passed “AN ACT FOR NATURALIZING BARTHOLOMY DE GREGOIRE, AND MARIA THERESA, HIS WIFE, AND THEIR CHILDREN.” in which it was declared that Bartholomy de Gregoire, and Maria Theresa, his wife, their children,”shall be deemed, adjudged and taken to be free Citizens of this Commonwealth, and entitled to all the liberties, rights and privileges of natural born citizens.”
In November, 1787, the Massachusetts legislature passed “AN ACT FOR NATURALIZING ALEXANDER MOORE, AND OTHERS, HEREIN NAMED.” in which it was declared that Alexander Moore and others,”shall be deemed, adjudged and taken to be free citizens of this Commonwealth, & entitled to all the privileges, liberties, and immunities of natural born subjects.”
In June, 1788, the Massachusetts legislature passed, “AN ACT FOR NATURALIZING WILLIAM MENZIES, AND OTHERS, THEREIN NAMED.” in which it was declared that William Menzies and others “shall be deemed, adjudged and taken to be free citizens of this Commonwealth, and intitled to all the liberties, privileges & immunities of natural born subjects.”
In November, 1788, the Massachusetts legislature passed, “AN ACT FOR NATURALIZING ELISHA BOURN, AND OTHERS, THEREIN NAMED.” in which it was declared that Elisha Bourn and others “shall be deemed, adjudged and taken to be free Citizens of this Commonwealth, & entitled to all the liberties, privileges & immunities of natural born Citizens.”
In February, 1789, the Massachusetts legislature passed, “AN ACT FOR NATURALIZING JAMES HUYMAN, AND OTHERS, THEREIN NAMED.” in which it was declared that James Huyman and others “shall be deemed, adjudged and taken to be free Citizens of this Commonwealth, and entitled to all the Liberties, Privileges and Immunities of natural born subjects.”
In June, 1789, the Massachusetts legislature passed, “AN ACT FOR NATURALIZING NATHANIEL SKINNER, AND OTHERS, THEREIN NAMED.” in which it was declared that Nathaniel Skinner and others “shall be deemed, adjudged and taken to be free citizens of this Commonwealth, and entitled to all the liberties, privileges and immunities of natural born subjects.”
In March, 1790, the Massachusetts legislature passed “AN ACT FOR NATURALIZING JOHN JARVIS, AND OTHERS, THEREIN NAMED” in which it was declared that John Jarvis and others, “shall be deemed adjudged and taken to be free citizens of this Commonwealth, and entitled to all the liberties, privileges and immunities of natural born subjects.”
Also in March, 1791, the Massachusetts legislature passed“AN ACT FOR NATURALIZING JOHN WHITE & OTHERS” in which it was declared that John White and others, “shall be deemed adjudged and taken, to be free citizens of this Commonwealth, and intitled to all the liberties, privileges, and immunities of natural born subjects.”
This professor is wrong on history. It was a common term, and used interchangeably with natural born subject.
Your error is your mischaracterizing of the quoated statements. See Sir Edward Coke Calvin’s Case and the difference between datus and natus. Your quotations clearly recognize the differences in their usage of such terms a “deemed” “considered” and so forth to indicate the person is not what they are deemed but will be treated as if they were, meaning they are artificially made so by the manmade law instead of by nature.