# Bill Bolton and Hidden Danger

An audiobook by Noel E. Sainsbury, Jr., read by LibriVox volunteers (3 h 47 min, English).

Third entry in series of mystery-adventures about Midshipman Bill Bolton, a 17-year-old US Navy pilot. - Summary by Matt Pierard

[Listen](https://invisiblenetwork.ai/books/librivox/12534)
[Read the book](https://invisiblenetwork.ai/books/gutenberg/54413/read)