Cika wannan jumla: A 1933 da 1935, ya dauki 2nd a pre-Olympic gasa. Appel ya wakilci Poland a gasar Olympics ta Chess guda biyu. Ya buga a na huɗu hukumar (+4 -2 = 4) a
Ginin mutane na shekara ta 1933. Ya buga wasa a tebur na huɗu (+ 7 -3 = 4) a Stockholm 1937, inda ya lashe lambar tagulla ta tawagar.