It is plain enough that the property of the plaintiffs should not have been assessed. Our statute of exemption from taxation is very broad in its terms, more so perhaps than that of any other state. It embraces “the real and personal property of all literary institutions, and the real and personal property of all benevolent, charitable and scientific institutions incorporated by this state.” It may be difficult to say what a “benevolent” institu tion is, if it differs from one that is merely charitable. Salton-stall v. Sanders,
