ined ▁aspects ▁of ▁the ▁American ▁library ▁system ▁that ▁he ▁felt ▁were ▁lack ing , ▁such ▁as ▁def ic ien cies ▁in ▁the ▁history ▁of ▁American ▁libraries . ▁ ▁Despite ▁some ▁of ▁the ▁international ▁efforts ▁being ▁made ▁at ▁the ▁time ▁to ▁improve ▁international ▁t ies , ▁V os per ▁felt ▁that ▁the ▁profession ▁was ▁doing ▁its ▁pat rons ▁a ▁dis service ▁by ▁not ▁providing ▁users ▁with ▁mult iling ual ▁sources . ▁ ▁He ▁also ▁felt ▁that ▁American ▁users ▁would ▁benefit ▁from ▁understanding ▁how ▁libraries ▁in ▁Europe ▁function ed , ▁especially ▁comparing ▁the ▁liberal ▁access ▁American ▁users ▁were ▁acc ustom ed ▁to ▁with ▁the ▁more ▁controlled ▁access ▁available ▁in ▁several ▁European ▁nations . ▁ ▁Professional ▁appoint ments ▁and ▁awards ▁ ▁V os per ▁later ▁became ▁vice ▁president ▁of ▁the ▁International ▁Federation ▁of ▁Library ▁Associ ations ▁and ▁Institution s ▁( IF LA ) ▁from ▁ 1 9 7 1 ▁to ▁ 1 9 7 7 , ▁as ▁well ▁as ▁a ▁board ▁member ▁to ▁the ▁Board ▁of ▁the ▁Council ▁on ▁Library ▁Resources , ▁an ▁organization ▁created ▁to ▁advance ▁modern ▁research ▁and ▁university ▁libraries ▁across ▁the ▁glo be . ▁▁▁▁▁▁▁ ▁V os per ▁was ▁well ▁respect ed ▁in ▁his ▁field , ▁receiving ▁many ▁forms ▁of ▁recognition ▁from ▁his ▁professional ▁pe ers ▁both ▁nation ally ▁and ▁intern ation ally . ▁ ▁From ▁ 1 9 6 5 ▁to ▁ 1 9 6 6 , ▁V os per ▁served ▁as ▁president ▁of ▁the ▁American ▁Library ▁Association ▁and ▁was ▁awarded ▁the ▁Joseph ▁W . ▁Li pp inc ott ▁Award ▁by ▁the