00842cam a2200253 a 450000100060000000300080000600500170001400800410003102000220007202000350009403500190012903500110014804000290015904100080018808200260019610000380022224501290026026000320038930000410042150400380046265000230050065000230052370000420054617273BD-RjUL20211209000120.0140216s1973    enka     b    001 0 eng d  a0715607556 (pbk.)  a0715607558 z0715607596 (pbk.)  a(BD-RjUL)17331  a175677  aLCbengcLCdVUdBD-RjUL  aeng04a152.148219bGRI 19731 aGregory, R. L.q(Richard Langton)10aIllusion in nature and art /cedited by R.L. Gregory and E.H. Gombrich ; with contributions by Colin Blakemore ... [et al.].  aLondon :bDuckworth,c1973.  a288 p. :bill. (part col.) ;c24 cm.  aIncludes bibliographies and Index 0aOptical illusions. 0aVisual perception.1 aGombrich, E. H.q(Ernst Hans),d1909-