00869nam a2200265 i 450099100125330970753620020507113450.0970308s1969 de ||| | eng b10194897-39ule_instLE00644697ExLDip.to Fisicaita53.0.67539.7'7QC787Allkofer, Otto Claus463981Spark chambers /Otto C. AllkoferMunchen :Verlag Karl Thiemig,1969x, 47 p. :ill. ;24 cm.Spark chambers.b1019489721-09-0627-06-02991001253309707536LE006 53.0.67+53.0.68 ALL12006000039338le006-E0.00-l- 00000.i1024057327-06-02Spark chambers191323UNISALENTOle00601-01-97ma -engde 01