  'Federico Fellini: The Book of Dreams'  ANYONE familiar with
the films of Federico Fellini knows that he gave importance to
dreams. But the extent of that devotion has become fully evident
only now, with the publication of "Il Libro dei Sogni" -- "The
Book of Dreams." These sketches, mostly done with variously
colored felt-tip pens, are a reminder that Fellini came to Rome
in 1939 to study law but instead spent two years as a cartoonist
and writer for a satirical fortnightly.  A Jungian psychologist
encouraged Fellini to record his "night work," his dreams, and
he did so assiduously from 1960 to '68 and again from 1973 to
1990. It was fertile ground. As a child, Fellini could not wait
for bedtime, when he would close his eyes and see absorbing
spectacles. He had named the four corners of his bed after four
cinemas of Rimini, his birthplace on the Adriatic coast. True to
his childhood self, he later was to regard his films as dreams
on celluloid. His sketchbooks were partly a record of possible
film ideas. O