OK Amazon seems to have much more price fluctuating going on than I expected (good to know)! For the moment, I have changed this to (mostly) eBook price monitoring, looking for sales. Will try to see if more useful things can be found from the data in the future.

AmazonUS previously reported $11.99 and is now reporting $2.99

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The Road to Middle-Earth: How J. R. R. Tolkien Created a New Mythology

Mariner Books (2014-04-08)

$2.99 Amazon.com (Kindle Edition) - Availability: Now

AmazonUS previously reported $12.99 and is now reporting $2.99

This site uses affiliate links for which we may be compensated

Tolkien and the Great War: The Threshold of Middle-earth

Houghton Mifflin Harcourt (2013-06-11)

$2.99 Amazon.com (Kindle Edition) - Availability: Now

AmazonUS previously reported $11.99 and is now reporting $1.99

This site uses affiliate links for which we may be compensated

The Story Of Kullervo

$1.99 Amazon.com (Kindle Edition) - Availability: Now

AmazonUS previously reported $11.99 and is now reporting $1.99

This site uses affiliate links for which we may be compensated

The Legend Of Sigurd And Gudrún

$1.99 Amazon.com (Kindle Edition) - Availability: Now

AmazonUS previously reported $12.99 and is now reporting $1.99

This site uses affiliate links for which we may be compensated

The Lost Road (History of Middle-earth 5)

$1.99 Amazon.com (Kindle Edition) - Availability: Now

€7.79 Amazon.de (Kindle Ausgabe) - Availability: Now

AmazonUS previously reported $11.99 and is now reporting $1.99

This site uses affiliate links for which we may be compensated

The Legend Of Sigurd And Gudrún

$1.99 Amazon.com (Kindle Edition) - Availability: Now

AmazonUS previously reported $12.99 and is now reporting $1.99

This site uses affiliate links for which we may be compensated

The Lost Road (History of Middle-earth 5)

$1.99 Amazon.com (Kindle Edition) - Availability: Now

€7.79 Amazon.de (Kindle Ausgabe) - Availability: Now

AmazonUS previously reported $11.99 and is now reporting $1.99

This site uses affiliate links for which we may be compensated

The Story Of Kullervo

$1.99 Amazon.com (Kindle Edition) - Availability: Now