1. A physiological approach to the analysis of reading disabilities;Betts;Educat. Res. Bull.,1934
2. A camera for simultaneous record of horizontal and vertical movements of both eyes;Clark;Amer. Jour. Psych.,1934
3. The effect of binocular imbalance on the behavior of the eyes during reading;Clark;Jour. Educat. Psych.,1935
4. Clark, B. Further data on binocular imbalance and reading. To be published in the Jour. Educat. Psych.
5. Clark, B. The effect of interfixation distance on binocular fixation movements. To be published in the Jour. Exper. Psych.