Claim: The April 1940 lunar eclipse was related to others, including a partial eclipse on October 28th, 1939, that had 99% of the Moon under the shadow of the Earth.
Evidence: A penumbral lunar eclipse took place on April 22, 1940. A partial lunar eclipse took place on October 28, 1939. It was a nearly total eclipse, with 99% of the Moon under Earth's shadow.