| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1865 | 209 | 2104 | (148) | 1 |  
  | 1866 | 205 | 2125 | (145) | 0 |  
  | 1867 | 192 | 2146 | (141) | 0 |  
  | 1868 | 189 | 2167 | (138) | 4 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: Schuster (1) |  | Also known as: Dr. Schuster |  
   | Born: |  
   | Died: |  |  |  
   | Notes: |  
   | Di Felice gives 'Shuster'; Staunton gives 'Dr. Schuster'. |  |  |  |  
   | References |  | 
| Books |  
   | Di Felice, Chess Results, 1747-1900, page 41 |  
   | Minckwitz, Neunte Rheinische Schachcongress, page 5, 9 |  
   | Renette and Zavatarelli, Neumann, Hirschfeld and Suhle, page 232, 321 |  | Periodicals |  
   | [BLL], no. 2656, 27 May 1871, page 8 |  
   | [CW], vol. 1, no. 8, Oct. 1865, page 251 |  
   | [CW], vol. 4, no. 3, June 1868, page 88 |  
   | [CW], vol. 4, no. 6, Sep. 1868, page 229 |  
   | [Era], vol. 30, no. 1560, 16 Aug. 1868, page 6 |  
   | [Era], vol. 31, no. 1574, 22 Nov. 1868, page 7 |  
   | [ILN], vol. 47, no. 1334, 16 Sep. 1865, page 275 |  
   | [ILN], vol. 50, no. 1423, 20 Apr. 1867, page 403 |  
   | [ILN], vol. 53, no. 1497, 15 Aug. 1868, page 163 |  
   | [NBSZ], vol. 2, no. 9, Sep. 1865, page 278 |  
   | [NBSZ], vol. 5, no. 5, May 1868, page 134 |  
   | [NBSZ], vol. 5, no. 11, Nov. 1868, page 352 |  
   | [NBSZ], vol. 6, no. 5, May 1869, page 139 |  
   | [NBSZ], vol. 7, no. 5, May 1870, page 156 |  
   | [NBSZ], vol. 8, no. 6, June 1871, page 163 |  
   | [PDEB], 3 Dec. 1869 |  
   | [Sis], vol. 1, no. 1, 1873, page 23 |  
   | [SZ], vol. 20, no. 11, Nov. 1865, page 322 |  
   | [SZ], vol. 22, no. 11, 1 Sep. 1867, page cover |  
   | [SZ], vol. 22, no. 12, 15 Sep. 1867, page 284 |  
   | [SZ], vol. 23, no. 7, 1 Apr. 1868, page 103 |  
   | [SZ], vol. 23, no. 16, 15 Aug. 1868, page 251 |  
   | [SZ], vol. 24, no. 6, June 1869, page 163 |  
   | [SZ], vol. 25, no. 6, June 1870, page 163 |  
   | [SZ], vol. 26, no. 7, July 1871, page 209 |  |  |