Composer Oliver Wallace (1887-1963) is seen using an Eberhard Faber Blackwing in a Disney film from 1956. His task is to compose a song for Daisy Duck. You can just about see the pencil’s logo here:
Meanwhile, animator Ollie Johnston (1912-2008) is putting the finishing touches on Donald Duck:
However, Donald seems to take exception at this:
All images © Disney.