Sirdoug wrote:
Amazon.com lists a Strange Adventures Showcase for December, and Wikipedia says that it'll contain issues 54 to 73.

So what's in those issues? Where do I find out?
Try these links:

http://www.comics.org/series.lasso?SeriesID=704

http://www.dcindexes.com/database/series-details.php?seriesid=1919