| Title | Letter from Colonel R.A. Marr, 624 Boissevain Avenue, Norfolk, Va, to the President of the Royal Society of London, Burlington House, London, England |
| Description | Discusses the practical use of Encysted Wood, a material crucial for constructing the North Sea Barrage during wartime. Highlights how the wood, treated through encysting methods to resemble cork but stronger, contributed significantly to various wartime applications such as boats, rafts, and hospital services. References Captain Belknap's article in the February issue of the National Geographic Magazine and includes bulletins and a reproduced letter from Commander H.G. Knox, U.S. Navy, acknowledging the author's contributions. |