“The philosophical doctrines consulted for the Declaration of Independence and Constitution placed master and slave on the same plain of existence . . .”
That is an interesting comment.
Is that why the document is known as the Declaration of Equality?
WOMEN AND THE CONSTITUTION: WHY THE CONSTITUTION INCLUDES WOMEN
Women and the Constitution: Why the Constitution Includes Women - Commonplace - The Journal of early American Life
History of American Women: Susan B. Anthony
https://www.womenhistoryblog.com/2012/03/susan-b-anthony.htm
Her logic based on the Bible and the1828 Webster dictionary was:
AND GOD SAID:,“Let us make mankind in our image, in our likeness, …. So God created mankind in his own image,….male and female he created them.
MAN/ MANKIND: the human race; the whole species of human beings.
PERSON: An individual human being consisting of body and soul.
PEOPLE: The body of persons who compose a community.
CITIZEN: In the United States, a person, native or naturalized, who has the privilege of exercising the elective franchise, or the qualifications which enable him to vote for rulers.
FIFTEENTH AMENDMENT: The right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of race, color, or previous condition of servitude.