The smart box can put put anywhere people pass by and will automatically distribute Srila Prabhupada's books
This ISKCON preaching slide show from the 70s A Fish is Just A Fish is very famous. It is a powerful preaching message, maybe a little dated now. It is based on Srila Prabhupada's analogy of a fish out of water.
Short documentary on the history of Lord Jagannatha's Ratha-Yatra Festival which originated in Jagannatha Puri, Orissa, India but now due to the Preaching of His Divine Grace A.C. Bhaktivedanta Swami Prabhupada the Festival of the Chariots
The Universal Teacher. Sriman Nitai dasa speaks about how Srila Bhaktsiddhanta started his preaching with only 2 or thee men.
