2013 Advent Calendar Day 17 Post author:jonathansblog Post published:December 18, 2013 Post category:2013 Post comments:0 Comments The overhead mic. http://en.wikipedia.org/wiki/Overhead_microphone Tags: Calendar Read more articles Previous Post2013 Advent Calendar Day 16 Next Post2013 Advent Calendar Day 18 You Might Also Like 2013 Advent Calendar Day 23 December 29, 2013 2013 Advent Calendar Day 13 December 13, 2013 2013 Advent Calendar Day 16 December 16, 2013 Leave a ReplyCancel reply