00822cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035001900092040001800111042001200129050002100141082001100162100002800173245012500201260007700326300004100403500002200444504003000466650003900496740001600535999001700551sg 44000069 DLC20260227112742.0750904s1943    xx            000 0 eng    asg 44000069   a(OCoLC)1596355  aDLCcFMUdDLC  apremarc00aRE925b.D87 1943  a617.751 aDvorine, Israel,d1900-00aTheory and practice of analytical refraction and orthoptics,cby Israel Dvorine...introduction by Emmett Albert Betts...  aBaltimore, Md.b[Composed and printed at the Waverly press, inc.]c1943.  axiii, 149 p.bfront. (port.)c23 cm.  a"Second edition."  aBibliography: p. 148-149. 0aEyexAccommodation and refraction.0 aOrthoptics.  c90347d90347