Grinnell, Frank W. (Frank Washburn), 1873-1964

• 15 April: Parmenter and Berardelli murdered at South Braintree
• 5 May: Sacco and Vanzetti arrested
• 6 May: District Attorney Katzmann interviews Sacco and Vanzetti
• 11 June - 16 August : Indictment, trial, conviction, and sentencing of Vanzetti for 24 December, 1919, attempted holdup in Bridgewater.
• 11 September: Sacco and Vanzetti indicted for South Braintree murder.

• 31 May - 14 July : Trial of Sacco and Vanzetti at Dedham.
• 14 July: Sacco and Vanzetti found guilty of 1st degree murder.
• 5 November: Motion for new trial on the weight of the evidence.
• 8 November: 1st Supplementary motion (Ripley) filed
• 24 December: Motion for new trial on weight of evidence denied.

• 4 May: 2nd Supplementary motion (Gould) filed.

• 1 October: Supplement to 1st motion (Daly) filed.
• 5 November: 5th Supplementary motion (Proctor) filed.

• 1 October: Judge Thayer denies all motions.

• 18 November: Medeiros sends confession to Sacco in Dedham jail.

• 12 May: Supreme Judicial Court of Massachusetts affirms conviction of Sacco and Vanzetti and denial of 1st, 2nd, and 5th Supplementary motions.
• 26 May: 7th Supplementary motion (Medeiros) filed.
• 23 October: Judge Thayer denies Medeiros motion.

• 5 April: Supreme Judicial Court affirms denial of Medeiros motion.
• 9 April: Judge Thayer sentences Sacco and Vanzetti to death.
• 3 May: Sacco and Vanzetti petition Governor Fuller for clemency.
• 1 June: Governor Fuller appoints Advisory Committee.
• 3 August: Governor Fuller denies clemency.
• 6 August: Motion for new trial based on judge's prejudice filed.
• 8 August: Judge Thayer denies motion.
• 10 August: Justice Holmes of U.S. Supreme Court denies petition for writ of habeas corpus.
• 20 August: Justice Holmes denies petition for writ of certiorari.
• 22 August: Justice Stone of U.S. Supreme Court denies petition for writ of certiorari.
• 23 August: Sacco and Vanzetti executed.

From the guide to the Sacco-Vanzetti Trial Newspaper Clippings, April-Nov. 1927, (Harvard Law School Library, Harvard University)