Take a look at this citation list for "Lunar Impact: The NASA History of Project Ranger" - http://books.google.com/books?id=UewO7htzSv4C&pg=PA386&lpg=P... and see just how many are "interoffice memo from X to Y".
They also had voice-operated memo writers, also known as secretaries, typists, or stenographers.
Take a look at this citation list for "Lunar Impact: The NASA History of Project Ranger" - http://books.google.com/books?id=UewO7htzSv4C&pg=PA386&lpg=P... and see just how many are "interoffice memo from X to Y".
They also had voice-operated memo writers, also known as secretaries, typists, or stenographers.