Page history
3 April 2020
added part about printing certificates to hand out codes
+152
added Kyle's raffle tool
+81
added boilerplate message
+1,023
added list of companies that contributed in 2020
-2,432
added lessons learned from Sarah Swanz at code4lib 2020
+1,195
6 September 2014
11 October 2011
8 October 2011
26 September 2011
12 April 2011
Reverted edits by 87.216.219.52 (Talk); changed back to last version by Edsu
m+81
→Morgan Kaufmann
-81