What is the fine-grained topic of the following text: In his book, The Printed Birth and Baptismal Certificates of the German Americans, author Klaus Stopp refers to the Stroudsburg Mansfield fraktur as the “most northern printing place in Pennsylvania before 1850.” It is also a rare piece because it was printed in English rather than German. Only return the topic.
The Stroudsburg Mansfield fraktur being the most northern printing place in Pennsylvania before 1850 and its rarity due to its English printing.