See also BP1056, "blank image vs. nothing".
BP1 is also a (less specific) solution to this.
BP1209 (flipped) is also a (less specific) solution to this.
Adjacent-numbered pages: BP1214 BP1215 BP1216 BP1217 BP1218  *  BP1220 BP1221 BP1222 BP1223 BP1224
minimal, gap, left-narrow, right-narrow, left-finite, right-finite, left-full, right-full, left-null, funny, unstableworld
Aaron David Fairbanks