Do you mean Danville? Sorry, I do not see anything.

Google BLM +"Land Patents." Christian had two in Turner County.

In 1880, Turner Co.: ALBORG, Chris G., 47; Sophia, 37; Abraham, 20; Charles, 19; all b. Denmark
B. WI: Aaron 9
B. Dakota T.: Joseph, 5, & Nathan 2.

In 1900, Turner Co., AALLBORG, Charley, b. July 1861/2, Denmark, imm. 1866 ['65?]
Wf. Christine, b. Nov. 1860, m. 10 y., 5 ch., all living, b. Denmark, imm. 1888
B. SD: Lydia Dec. 1891; Ester, Aug. 1892; Lee, Je. 1895; Clarence, Apr. 1897; Neva, June 1898.
ALBORG, Chris, b. Aug. 1833, Denmark, m. 40 y., imm. 1865
Wf. Sophia, b. Mar. 1843, Denmark, had 11? ch., 7 living
B. SD: Daniel, July 1879; Ester, Apr. 1882; Lily, Sep/Dec. 1891.
FatherL. Jens? HOLGERSON, b. July 1816, Denmark, imm. 1867, wid.

Ancestry.com says Christian AALBORG & Sophia m. 6 Mar. 1861, Aalborg, Denmark. You can find Aalborg, Denmark, on Google Maps. [Son Charley was 38 in 1900, b. July 1861?]

FindaGrave, Baptist Cemetery, Viborg, SD: Christian (1833 - 9 Feb. 1911) Sophia (1843 - 1904) Esther PORTER (1883 - 1924) [b. Apr. 1882?]

--not my family