This edition is the best one. I enjoyed it very much. There are many great articles and tutorials for beginners.
Homepage:
http://reprapmagazine.com/issues/3/
PDF download link:
https://s3-eu-west-1.amazonaws.com/reprapmagazine/RepRapMagazine_Issue_3_lowres.pdf
Homepage:
http://reprapmagazine.com/issues/3/
PDF download link:
https://s3-eu-west-1.amazonaws.com/reprapmagazine/RepRapMagazine_Issue_3_lowres.pdf