00501nam a2200157Ia 4500001000700000003000500007005001700012008004100029010001700070050001800087100003500105245008000140260003800220300004700258500003800305128361BIBL20160527190924.0930818r19671947nyua   j      00010 eng    afel36001301 0 aPZ7.D8527bTw10aDu Bois, William Pène2Local14aThe twenty-one balloonscwritten and illustrated by William Pène Du Bois.0 aNew YorkbThe Viking pressc1967.  a5 p.l.b3-179, [1] p. incl. front., illus.  a"First published ... April 1947."