Wrought-iron cross sites of Holy Trinity Cemetery

Four historic sites within the Holy Trinity Cemetery near Strasburg, North Dakota, United States, identified as Holy Trinity Cemetery, Wrought-Iron Cross Site A, as Holy Trinity Cemetery, Wrought-Iron Cross Site B, and likewise for Site C and Site D, were listed on the National Register of Historic Places in 1989. They include wrought-iron crosses. The listing for Site A included 9 contributing objects and work by Deport Schneider and Jake Schneider. The listing for Site B included 3 contributing objects and work by Simon Marquardt and Michael Schmidt. Site C included just one contributing object, dating from 1912. Site D included just one.

Tibertius ("Deport") Schneider (1877–1941), of Emmons County, Simon Marquardt, of Zeeland and Michael Schmidt, of Hague, were among a number of "German-Russian blacksmiths in central North Dakota" who developed individual styles in their crosses and whose "work was known for miles around them."