00710nam a2200241Ia 4500001000700000003000500007005001700012008004100029010001500070020001500085043001200100050001800112082001200130100002800142245004200170260003800212300003500250350000900285490003900294500001900333500007600352650004000428175478BIBL20160527185216.0710615s1970 mdua 00010 eng  a 70137824  a0140803009 an-us---0 aLB1029.F7bB8 a371/.0210aBull, Richard E.2Local10aSummerhill USAc[by] Richard E. Bull.0 aBaltimorebPenguin Booksc[c1970] a1 v. (unpaged)billus.c20 cm. a1.250 aPenguin educational special2Local aPicture essay. a"The text consists of interviews with staff members and with students." 0aFree schoolszUnited States.2Local