▁Library ▁of ▁Congress ▁Classification ▁System . ▁He ▁also ▁opposed ▁and ▁eventually ▁defeated ▁a ▁proposal ▁to ▁make ▁the ▁library ▁at ▁Los ▁Angeles ▁an ▁adj unct ▁collection ▁of ▁a ▁main ▁research ▁library ▁at ▁U C ▁Ber keley . ▁ ▁Starting ▁in ▁ 1 9 2 9 , ▁Good win ▁o vers aw ▁the ▁construction ▁and ▁development ▁of ▁the ▁Main ▁Library , ▁which ▁was ▁built ▁after ▁the ▁University ▁settled ▁in ▁its ▁present ▁location ▁in ▁West wood . ▁Good win ▁also ▁saw ▁the ▁be quest ▁of ▁the ▁William ▁Andrew s ▁Clark ▁Memorial ▁Library ▁to ▁U CLA ▁in ▁ 1 9 3 4 . ▁By ▁the ▁time ▁Good win ▁retired ▁in ▁ 1 9 4 4 , ▁the ▁Library ▁collection ▁had ▁grown ▁to ▁ 4 6 2 , 0 0 0 ▁volumes , ▁supported ▁by ▁ 5 2 ▁staff ▁members . ▁▁ 1 9 4 4 – 1 9 6 1 : ▁The ▁Pow ell ▁years ▁App oint ed ▁to ▁replace ▁Good win ▁in ▁ 1 9 4 4 , ▁Lawrence ▁Clark ▁Pow ell ▁began ▁a ▁series ▁of ▁system atic ▁changes ▁and ▁ac quis itions ▁meant ▁to ▁increase ▁the ▁prest ige ▁of ▁the ▁U CLA ▁library ▁system . ▁During ▁Pow ell ' s ▁ten ure , ▁the ▁Library ▁saw ▁a ▁major ▁expansion ▁of ▁its ▁facilities ▁as ▁the ▁central ▁book ▁stack ▁was ▁completed . ▁During ▁this ▁period , ▁a ▁concert ed ▁effort ▁was ▁made ▁to ▁provide ▁new ▁or ▁more ▁compreh ensive ▁collections ▁to ▁support ▁the ▁academic ▁research ▁that ▁was ▁being ▁conducted ▁on ▁campus . ▁In ▁ 1 9 5