Blood groups discovered (1930)
Planet Pluto discovered (1930)
Melvil Dewey died (1931) Dewey system
Thomas Edison died (19131)
Al (Scarface) Capone goes to jail (1931)
Empire State Building completed (1931)
Shirley Temple's first film (1932)
A Farewell to Arms, film, Gary Cooper (1932)
Johnny Weismuller's first Tarzan film (1932)
Vitamin D discovered (1933)
First US aircraft carrier launched (1933)
Hitler given dictatorial powers in Germany (1933)
All non-Nazi and Jewish books burned in Germany (1933)
Chicago Worlds Fair (1933)
FBI shoots John Dillinger (1934)
Dionne Quintuplets born (1934)
Radar to detect aircraft developed (1935)
Bank of Canada established (1935)
Edward VIII becomes king of England (1936)
Baseball Hall of Fame founded at Cooperstown NY (1936)
George VI crowned king of England (1937)
Japan invades China (1937)
Use of Insulin starts (1937)
Nylon patented (1937)
Amelia Earhart lost in Pacific (1937)
Hindenburg dirigible explodes (1937)
Golden Gate Bridge opens (1937)
War of the Worlds, radio broadcast, H.G. Wells (1938)
First televised baseball game (1939)
Boston bans all work by Trotskey (1930)
Ash Wednesday, T.S. Eliot (1930)
Cimarron, Edna Ferber (1930)
The Blanket of the Dark, John Buchan (1931)
The Good Earth, Pearl S. Buck (1931)
Tropic of Cancer, Henry Miller (1931)
Santuary, William Faulkner (1931)
The Road Back, E.M. Remarque (1931)
Tobacco Road, Erskine Caldwell (1932)
The Thin Man, Dashiell Hammett (1932)
Death in the Afternoon, Ernest Hemingway (1932) Brave New World,
Aldous Huxley (1932)
American Outpost, Upton Sinclair (1932)
Down and Out in Paris and London, George Orwell, (1933)
Lost Horizon, James Hilton (1933)
Good-bye Mr. Chips, James Hilton (1934)
The Three Fishers, John Buchan (1934)
The Mother, Pearl S. Buck (1934)
Murder in Three Acts, Agatha Christie (1934)
Tender is the Night, F. Scott Fitzgerald (1934)
It's a Battlefield, Graham Greene (1934)
Tortilla Flat, John Steinbeck (1935)
How to Win Friends and Influence People, Dale Carnegie (1936)
Drums Along the Mohawk, Walter D. Edmonds (1936)
Gone With the Wind, Margaret Mitchell (1936)
To Have and Have Not, Ernest Hemingway (1937)
Of Mice and Men, John Steinbeck (1937)
Northwest Passage, Kenneth Roberts (1937)
Rebecca, Daphne du Maurier (1938)
The Hobbit, J.R.R. Tolkien (1938)
The Grapes of Wrath, John Steinbeck, (1939)
Captain Horatio Hornblower, C.S. Forester (1939)