Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Tanks., 1 canlyniadau
- Gas warfare., 1 canlyniadau
- Army clothing., 1 canlyniadau
- World War, 1914-1918 -- Campaigns -- France, 1 canlyniadau
- World War, 1914-1918 -- Campaigns -- Belgium, 1 canlyniadau
- Somme, 1st Battle of the, France, 1916, 1 canlyniadau
- World War, 1914-1918 -- Personal narratives, Welsh, 1 canlyniadau