On This Day: September 21

4 verified moments happened on September 21. Here they are in the order they actually happened — the same kind of puzzle you solve in Whensly every day.

1. 1937📗 George Allen & Unwin publish J.R.R. Tolkien's The Hobbit, a print run that quickly sells out.History · Source: Wikipedia; EBSCO, The Hobbit first edition (Sep 21 1937)
2. 1955 Rocky Marciano knocks out Archie Moore in his final fight, retiring undefeatedSports · Source: Wikipedia 'Rocky Marciano vs. Archie Moore'; BoxRec: September 21, 1955 (9th-round KO at Yankee Stadium)
3. 1970 The Cleveland Browns beat Joe Namath and the New York Jets in the first-ever Monday Night Football broadcast on ABC.Pro Football · Source: ClevelandBrowns.com 'A Look Back at the First Monday Night Football Game'; ESPN (Sep 21 1970)
4. 1983📞 The Motorola DynaTAC receives FCC approval as the first commercial portable cellular phone.Technology · Source: Wikipedia, 'DynaTAC'; History of Information (Sep 21 1983)