TY  - BOOK
AU  - Dvorine,Israel
TI  - Theory and practice of analytical refraction and orthoptics,
AV  - RE925 .D87 1943
U1  - 617.75 
PY  - 1943///
CY  - Baltimore, Md.
PB  - [Composed and printed at the Waverly press, inc.]
KW  - Eye
KW  - Accommodation and refraction
N1  - "Second edition."; Bibliography: p. 148-149
ER  -