Going back to the Schooner Bowdoin, the ARRL supplied the radio operators and equipment for both the 1923 and also the 1925 expeditions, which call sign did they use
A. WNP
B. WN1M
Answer is A… WNP stands for “Wireless North Pole”… The other call sign is Michael Marinaro’s, WN1M who wrote the QST article in 2014 on the expeditions communications, The article is below…..
Also a write up by ARRL in 2016 Click Here
Marinaro