Just came across this FWIW. 500 page list of WU materials at the Smithsonian…<div><br></div><div><div><a href="https://sirismm.si.edu/EADpdfs/NMAH.AC.0205.pdf">https://sirismm.si.edu/EADpdfs/NMAH.AC.0205.pdf</a></div><br></div><div><br></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr">Nick England K4NYW<br><a href="http://www.navy-radio.com" target="_blank">www.navy-radio.com</a><br></div></div></div></div></div></div>