Tue 18 Aug, 2020 03:15 pm - Thank you. For some reason, my searches never turned up the Wikipedia article you cited. Having read the article, I think your "guess" is most probably correct. (view)
Tue 18 Aug, 2020 08:33 am - Thanks for the reply. I should add that a newspaper article contained the following:
"The people of El Centro and Imperial valley are to be given a practical demonstration of present day... (view)
Mon 17 Aug, 2020 08:50 pm - Hello,
I have some letters written by a relative who was in the United States Army Air Service in WWI. In one of his letters, written April 23, 1918, he makes the following statements:... (view)