78 pages 2 hours read

Dave Cullen

Columbine

Nonfiction | Book | Adult | Published in 2009

A modern alternative to SparkNotes and CliffsNotes, SuperSummary offers high-quality Study Guides with detailed chapter summaries and analysis of major themes, characters, and more.

TimelineChapter Summaries & Analyses

Timeline

Cullen’s Columbine includes a timeline entitled, “Timeline, Before,” which chronicles the series of events leading up to the Columbine mass shooting. In the hardcover edition, the timeline can be found on Pages 359-60, and is reproduced here in its entirety. 

SOPHOMORE YEAR

January 1997: The missions begin.

February 28, 1997: Wayne Harris starts his journal.

March 31, 1997: Dylan starts his journal.

Summer 1997: Eric and Dylan start at Blackjack; build first pipe bomb.

July 23, 1997: Dylan first mentions killing in his journal—possibly figuratively.

August 7, 1997: Eric’s website is reported to the police. It lists his “I HATE” rants.

JUNIOR YEAR

October 2, 1997: Eric, Dylan, and Zack are suspended for breaking into lockers.

November 3, 1997: Dylan first mentions a killing spree in his journal.

Unknown: Eric and Dylan steal from the school computer room.

January 30, 1998: Eric and Dylan are arrested for breaking into a van.

February 15, 1998: Deputies find a pipe bomb near Eric’s house.

February 16, 1998: Eric begins seeing a psychiatrist and soon starts taking Zoloft.

Spring 1998 [approximately]: Eric’s dad catches [Eric] with a pipe bomb.

March 18, 1998: Dylan warns Brooks Brown about Eric’s death threats.

March 19, 1998: Eric and Dylan conduct their intake interview for the Diversion program.

March 25, 1998: Eric and Dylan are formally sentenced in court.

blurred text
blurred text
blurred text
blurred text
blurred text
blurred text
blurred text
blurred text
Unlock IconUnlock all 78 pages of this Study Guide
Plus, gain access to 8,450+ more expert-written Study Guides.
Including features:
+ Mobile App
+ Printable PDF
+ Literary AI Tools