00301nam a2200109Ia 4500008004000000082001700040100002400057245004300081260004100124300001200165650001400177210210b1975   xxu||||| |||| 00| 0 eng d  a820.309 SHAF  aSHAHANE (Vasant A).  aForster E.M. a study in double vision.  aNew Delhi.bArnold Heinemann.,c1975  axii,130  aForster