In the Northern States few actual prohibitory laws were enacted, but in Connecticut, New York, Pennsylvania, Ohio and elsewhere, mob violence frequently arose against Negro schools, and in Connecticut the teaching of Negroes was restricted as follows in 1833: "No person shall set up or establish in this state any school, academy or other literary institution for the instruction or education of colored persons
— from The Negro in the South His Economic Progress in Relation to his Moral and Religious Development by Booker T. Washington

We find it apparently implied—but without positive statement—that there is little or no secrecy in animal experimentation, and that anyone may find admittance to a laboratory at any time.[4] So far as England is concerned, this is untrue; and we do not believe that in America a stranger would be welcomed at any physiological laboratory when experimentation by students was going on, although of course there are times when there would be no trouble in obtaining admittance.
— from An Ethical Problem Or, Sidelights upon Scientific Experimentation on Man and Animals by Albert Leffingwell

In fact Marshallton was a psychological laboratory with Ellen Boardman, an undefined element of transmutation.
— from Home Fires in France by Dorothy Canfield Fisher

The rough slab of the table, pushed back against a long seat made of a partly hewed and pegged log, was empty but for some dull scarred pewter and scraps of salt meat.
— from The Three Black Pennys: A Novel by Joseph Hergesheimer

The tremendous prestige enjoyed by him as state-founder and party leader was enhanced by his importance as prophet and law-giver.
— from The Political Doctrines of Sun Yat-sen: An Exposition of the San Min Chu I by Paul Myron Anthony Linebarger