Thorington, James, 1858-1944
Books
Retinoscopy (or shadow test) in the determination of refractions at one meter distance, with the plane mirror
Retinoscopy : (or shadow test) in the determination of refraction at one meter distance, with the plane mirror
Refraction and how to refract : including sections on optics, retinoscopy, the fitting of spectacles and eyeglasses, etc.
Retinoscopy (or shadow test) in the determination of refraction at one meter of distance, with the plane mirror
