An "object" is everything within some black boundary.
See BP1071 for a version with only squares and with infinite nesting allowed.
Adjacent-numbered pages: BP972 BP973 BP974 BP975 BP976  *  BP978 BP979 BP980 BP981 BP982
nice, precise, allsorted, creativeexamples, traditional
Aaron David Fairbanks
See BP977 for a version without infinite nesting and other drawings than boxes.
Adjacent-numbered pages: BP1066 BP1067 BP1068 BP1069 BP1070  *  BP1072 BP1073 BP1074 BP1075 BP1076
perfect, infinitedetail
recursive_boxes [smaller | same | bigger]