| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 176. G Oskam vs P Devreese |
| 1-0 | 31 | 1924 | Belgium - Netherlands | A45 Queen's Pawn Game |
| 177. G Oskam vs A Goetz |
| ½-½ | 17 | 1924 | FRA-NED | D78 Neo-Grunfeld, 6.O-O c6 |
| 178. G Oskam vs Koltanowski |
| 0-1 | 24 | 1924 | Paris Unofficial Olympiad | D46 Queen's Gambit Declined Semi-Slav |
| 179. G Oskam vs S Kohn |
| 0-1 | 28 | 1924 | Paris Unofficial Olympiad | C47 Four Knights |
| 180. J O'Hanlon vs G Oskam |
| 1-0 | 22 | 1924 | Paris Unofficial Olympiad | B03 Alekhine's Defense |
| 181. E Malmberg vs G Oskam |
| ½-½ | 28 | 1924 | Paris Unofficial Olympiad | C47 Four Knights |
| 182. G Oskam vs K Skalicka |
| ½-½ | 27 | 1924 | Paris Unofficial Olympiad | C42 Petrov Defense |
| 183. V Marin y Llovet vs G Oskam |
| ½-½ | 14 | 1924 | Paris Unofficial Olympiad | D00 Queen's Pawn Game |
| 184. G Oskam vs V Fernandez Coria |
 | ½-½ | 16 | 1924 | Paris Unofficial Olympiad | C44 King's Pawn Game |
| 185. K Rozic vs G Oskam |
| 0-1 | 40 | 1924 | Paris Unofficial Olympiad | D15 Queen's Gambit Declined Slav |
| 186. G Oskam vs G Cenni |
| ½-½ | 26 | 1924 | Paris Unofficial Olympiad | D00 Queen's Pawn Game |
| 187. J Pannekoek vs G Oskam |
| 1-0 | 36 | 1924 | NRSV-Utrecht | D52 Queen's Gambit Declined |
| 188. J Mannee vs G Oskam |
| 0-1 | 13 | 1924 | NRSV Winter Competition | C70 Ruy Lopez |
| 189. A Hamming vs G Oskam |
| ½-½ | 48 | 1925 | corr | B00 Uncommon King's Pawn Opening |
| 190. G Fontein vs G Oskam |
| ½-½ | 29 | 1925 | NED Team-ch 192425 | E10 Queen's Pawn Game |
| 191. J Pannekoek vs G Oskam |
| 1-0 | 45 | 1925 | NED Team-ch 26 | C41 Philidor Defense |
| 192. G Oskam vs J Davidson |
| ½-½ | 17 | 1926 | NED Team-ch 27 | C40 King's Knight Opening |
| 193. G Kroone vs G Oskam |
| ½-½ | 50 | 1926 | NED Team-ch 192526 | A04 Reti Opening |
| 194. G Oskam vs K Nieukerke |
| ½-½ | 33 | 1926 | NED Team-ch 192526 | D00 Queen's Pawn Game |
| 195. G Oskam vs A Dunkelblum |
| ½-½ | 16 | 1926 | Antwerp - Rotterdam | C01 French, Exchange |
| 196. A Dunkelblum vs G Oskam |
| ½-½ | 20 | 1926 | Antwerp - Rotterdam | D35 Queen's Gambit Declined |
| 197. G Oskam vs S Landau |
 | 1-0 | 9 | 1926 | Rotterdam | B02 Alekhine's Defense |
| 198. G Oskam vs M Barzin |
| 1-0 | 12 | 1926 | BEL-NED | C44 King's Pawn Game |
| 199. G Oskam vs R Loman |
| 0-1 | 46 | 1927 | NED Team-ch 192627 | C49 Four Knights |
| 200. G Oskam vs J H Goud |
| ½-½ | 30 | 1927 | NED Team-ch 192627 | A45 Queen's Pawn Game |
Kibitzing
