logo
CHANGES IN REFRACTION OVER A PERIOD OF TWENTY YEARS IN A NONVISUALLY SELECTED SAMPLE
THE OPTICS OF MAGNIFYING SUBNORMAL VISION DEVICES
COMPARISON OF HIGH ACUITY SCORES ON SNELLEN AND ORTHO-RATER TESTS
THE MULTIPLE-PATTERN VISUAL FIELD SCREENER—AN EVALUATION
THE RELATIONSHIP BETWEEN INTELLIGENCE AND THE REFRACTIVE STATE IN A SELECTED HIGH SCHOOL SAMPLE
PRESENT STATUS OF CONTACT LENS PRACTICE
A NOTE OF APPRECIATION ON THE SHEARD VOLUME FROM THE AUTHOR
CITATION OF J. H. PRINCE FOR THE B.O.A. RESEARCH MEDAL
AO-SCHEPENS BINOCULAR INDIRECT OPHTHALMOSCOPE
CONTACT LENS POST-GRADUATE COURSE AT PENN STATE