00893cam a2200277I 4500001437898MiAaHDL20110628000000.0m d cr bn ---auaua820408s1922 pau 000 0 eng|c 22021072 sdr-srlf3626937sdr-miu.990014378980106381sdr-nrlfGLAD298506-Bsdr-hvd.990039350590203941362693707-ANG-9769(OCoLC)8321284Univ. of Pennsylvania Libr.SERSERCLUPN1994.Y6Young, Donald,1898-1977.Motion pictures;a study in social legislation,by Donald Ramsey Young ...Philadelphia, Pa. :Printed by Westbrook Publishing Co.,1922.3 p. L., 109 p.24 cm.Thesis (PH. D.)--University of Pennsylvania, 1922.Mode of access: Internet.Motion pictures.00143789820091104224331.020110628000000.020181119104545.02018-11-19T20:49:45Z2010-05-04T07:31:50ZSDR-SRLFEX LIBRIS - VOYAGERprepare.pl-004-008BKsdr-srlf3626937uc2SDRISRLFuc2.ark:/13960/t8gf0qj8jUC3626937ia.motionpicturesst00younialaia.motionpicturesst00younialaUCISRLF20181119iauc2.ark:/13960/t8gf0qj8j1922pdbibUS bib date1 < 1931MIUMIU20260226googlemdp.390150660928941922pdbibUS bib date1 < 1931UCNRLF20240731googleuc1.$b315391922pdbibUS bib date1 < 1931HVDHVD20250921googlehvd.320440118058431922pdbibUS bib date1 < 1931