Nelson Dayton
Illinois Civil War Muster and Descriptive Rolls Database:
    Dayton, Nelson - Pvt - Co K - 20 IL US INF
    Residence, Joliet, Will Co, IL; Join, 24Apr1861; Age, 18; Born, Luzerne Co, PA
    Height, 5' 4-1/2"; Complexion, light; Single; Laborer
    Discharged for disability 27Nov1861

Civil War Pension Index: General Index to Pension Files, 1861-1934 (ancestry.com):
      Dayton, Nelson
     Name of Beneficiary:  Mother - Dayton, Betsey; Father - Datyon, Alanson
     Service:  K - 20 Ill. Inf.
     Date of filing:  1867 Dec 9; Mother; App# 155489; Cert # 120847
                           1867 Feb 3; Father; App# 141458
 

Sons of Union Veterans of the Civil War - Grave Registration:
     DAYTON, Nelson J. - K - 20 Illinois Inf.
    Birth - 5 Sep 1843; Death - 4 Mar 1862
    Union - 20 Illinois Inf.
    Cemetery - Millington-Newark, Kendall County, Illinois
Headstone Reading,

Will County Illinois USGenWeb Necrologist Reports (© 2002 The ILGenWeb Project All Rights Reserved):  

Published Obituaries:
  
Additional Biographical Material:
    1860-Big Grove, Kendall County, Illinois
Alx Dayton, 43; Cooper; b. NY
Betsy     "   , 37; b. NY
Malipe   "   ,  18; b. NY
Nelson  "   ,  16; b. NY
Carlolina  " ,  13; b. NY
Hellen     "  ,   10; b. NY
Abba      "  ,    6; b. Ills
Henry     "  ,     4; b. Ills