How did we present before PowerPoint? With our voices and our message.
Take 2 minutes and travel to the moon... This clip is from JFK's 1962 Moon speech given at Rice University. I love how visual the descriptions are. "We shall send to the moon…a giant rocket more than 300 feet tall, the length of a football field, made of new metal alloys, some of which have not been invented today….on an untried mission to an unknown celestial body…"
Link here to see the transcript of JFK's Rice Moon Speech Sept 12, 1962