“many signal interpositions”
“The Eye over it & the Motto allude to the many signal interpositions of providence in favour of the American cause” - Charles Thomson, Irish-born Founding Father of the United States of America and secretary of the Continental Congress
8.613 MHz
4-level FSK at 400 baud
“One thing about which fish know exactly nothing is water, since they have no anti-environment which would enable them to perceive the element they live in.” ― Marshall McLuhan, War and Peace in the Global Village, year 1968, page 174 / page 175