Attributed in "Mathematics as grammar: 'Grammar' in Wittgenstein's philosophy of mathematics during the Middle Period" by A. A. B. Aspeitia, Indiana University, (p. 25), 2000.
Richard Chenevix Trench (1867). “On the Study of Words Lectures Addressed (originally) to the Pupils at the Diocesan Training-school, Winchester by Richard Chenevix Trench”, p.22