Medical Times, vol. 89, no. 5, May 1961, pp. 7a, 192a, cover illustration.
According to the Medical Times, where the present work was featured on the cover in May 1961, "The doctor on this month's cover evidently named his boat NO-CAL in honor of the many ladies in his practice who come to him with their weight problems." (Medical Times, vol. 89, no. 5, May 1961, p. 19