LEADER 00961nam a2200289 i 4500 001 991001144399707536 005 20020507111850.0 008 970308s1963 us ||| | eng 035 $ab10179835-39ule_inst 035 $aLE00642883$9ExL 040 $aDip.to Fisica$bita 084 $a52.9.57 084 $a52.9.58 084 $a522.2 084 $aQB135 100 1 $aWood Bradshaw, Frank$0462027 245 10$aPhotoelectric astronomy for amateurs /$cF.B. Wood 260 $aNew York :$bMacMillan Co.,$c1963 300 $a223 p. :$bill. ;$c25 cm. 650 4$aAstronomical photometry 650 4$aVariable stars 907 $a.b10179835$b21-09-06$c27-06-02 912 $a991001144399707536 945 $aLE006 52.9.57+52.9.58 WOO$g1$i2006000029261$lle006$o-$pE0.00$q-$rl$s- $t0$u0$v0$w0$x0$y.i10220641$z27-06-02 996 $aPhotoelectric astronomy for amateurs$9189028 997 $aUNISALENTO 998 $ale006$b01-01-97$cm$da $e-$feng$gus $h0$i1