<div dir="ltr">Sandy,<div><br></div><div>Thought this would be of interest to you <a href="https://hackaday.com/2018/07/11/ham-designed-gear-used-in-thailand-cave-rescue/">https://hackaday.com/2018/07/11/ham-designed-gear-used-in-thailand-cave-rescue/</a></div><div><br></div><div>73 Martin W6MRR</div></div>