The Outdoor Chums at Cabin Point. Quincey Allen.

Huckleberry Finn. Mark Twain.

Andy at Yale. Roy E. Stokes.

Adventures of Sherlock Holmes. Conan Doyle.

Repeated mental tests of X resulted as follows:

Stanford-Binet Feb. 14, 1918. M. A. 9–9. IQ 85.[[11]]
Dec. 5, 1919. M. A. 11–3. IQ 85.
Jan. 6, 1922. M. A. 12–7. IQ 82.

Pintner’s “Scale of Performance Tests.” Dec. 26, 1919. Median M. A. 11–0.

Healy’s “Pictorial Completion No. I.” 446 points. (11-year performance). Dec. 26, 1919.

Healy’s “Pictorial Completion No. II.” 55 points. Dec. 26, 1919.

Stenquist “Mechanical Tests,” Series I. Feb. 3, 1922. Raw Score, 54 points. T score, 61.