I vote for the works of C. O. Rosenius -- the Swedish Pietistic writer of the early 1800's -- very good -- very evangelical.
Martin Horn
Wondering if he had been translated into English at all, I did some research, and it seems he has. Found a list at http://www.kristnet.org/rosenius/books.shtml.
An excerpt can be found at http://www.kristnet.org/rosenius/devotions.shtml.
There is another set of devotions titled "Thy Cross".
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