00279nam a2200109Ia 4500008004100000040001500041082002400056100003900080245003200119260000900151300000900160231128s9999    xx            000 0 und d  aPHSAcPHSA  aCIR  578.4 J62 1974  aJohnson, Gaylord Bleifeld, Maurice 0aHunting with the microscope  c1974  a  p.