The Romance of Modern Invention – Audiobook: The Romance of Modern Invention: Fascinating Stories of Ingenious Creations and Inventors

Things To Make – Audiobook: Things To Make: Archibald Williams Offers Creative Projects

The Romance of Modern Engineering (Unabridged): optional

The Romance of Early Exploration (Unabridged): optional

The Romance of Modern Locomotion (Unabridged): optional

The Romance of Mining (Unabridged): optional

The Romance of Modern Exploration (Unabridged): optional