From the February 14, 2013 Amazon Associates Earnings Report:
"Bats - Creatures of the Night" (All Aboard Reading: Level 2: Grades 1-3) [Paperback]
Joyce Milton (Author) (Earnings to the Althouse blog = $0.60)
(image from Wikimedia Commons)
... and 55 other items purchased — at no additional cost to the buyers — that all together put a lovely smile on the blogger's beautiful face. Many thanks!