Charles Mix Co., SD - Trefoldighed Cemetery The data in this file was compiled in Aug. 1940 by the WPA Graves Registration Project. This file contains the names of those buried in the Trefoldighed Cemetery, which is located in Castalia Township, Section 19, T99N R69W about 10 miles west of Platte, SD. The cemetery was founded in 1917. This file was created by Joy Fisher (1997), sdgenweb@yahoo.com, and may be freely copied for non-profit purposes. All other rights reserved. L Name F Name GR. No. Lot No. Date of Death Age Sex Vet Burnham (infant) 4 36 Erickson (infant) 8 16 Erickson P. (Mrs.) 3 16 1937 70 f Hammer Anna 5 17 f Hammer Bernice 8 18 f Hammer Knute O. 8 17 1909 64 x Johnson (infant) 5 19 Johnson (infant) 1 1 Johnson Andrew 1 20 m Johnson Brita C. 4 20 Johnson Edward 7 19 m Johnson Jonas 8 20 1921 52 m Johnson Melvin 8 19 22 m Nesset John 5 15 33 m Qualm John 1 21 1940 83 m Rowe (infant) 8 15 Rowe (Mrs.) 1 15 1927 37 f