00766cam a2200229 a 45000010008000000030008000080050017000160080041000330350012000740400033000860820016001191000019001352450081001542600042002353000029002775000019003066500016003259420012003419840021003539990017003749520145003912453210BD-DhUL20150101195410.0860814t1947    enka          000 0 eng d  a2453210  aWUbengcWUdNNCU:AdBD-DhUL  a791.45bHAT1 aHallows, R. W.10aTelevision simply explained  /c R. W. Hallows ; foreword by A. B. Campbell.  aLondon :bChapman & Hall Ltd.,c1947.  a198 p. :bill. ;c19 cm.  aInclude index.10aTelevision.  2ddccBK  aANLc621.388 HAL  c26745d26745  00102ddc406791_450000000000000_HAT708NFIC950641aDUSLbDUSLcGENd2015-01-01epurchasedo791.45 HATp49757r2015-01-01w2015-01-01yBK