Poland: Tier 1 - 1980-81

Poland: Tier 1 - 1980-81 - Earliest Hamiltonian win cycle
Arka Gdynia beat Widzew Łódź 2-0 (H) on 28 Mar 1981
Widzew Łódź beat Ruch Chorzów 1-0 (H) on 15 Nov 1980
Ruch Chorzów beat Wisła Kraków 2-1 (H) on 14 Mar 1981
Wisła Kraków beat Legia Warszawa 2-0 (A) on 4 Oct 1980
Legia Warszawa beat Motor Lublin 5-0 (A) on 25 Oct 1980
Motor Lublin beat Odra Opole 1-0 (H) on 27 Aug 1980
Odra Opole beat ŁKS Łódź 3-0 (H) on 8 Oct 1980
ŁKS Łódź beat Górnik Zabrze 2-0 (H) on 1 Nov 1980
Górnik Zabrze beat Śląsk Wrocław 1-0 (A) on 16 Aug 1980
Śląsk Wrocław beat Bałtyk Gdynia 3-0 (H) on 13 Sep 1980
Bałtyk Gdynia beat Lech Poznań 2-1 (A) on 22 Nov 1980
Lech Poznań beat Zawisza Bydgoszcz 2-0 (H) on 1 Nov 1980
Zawisza Bydgoszcz beat Zagłębie Sosnowiec 1-0 (H) on 29 Oct 1980
Zagłębie Sosnowiec beat Szombierki Bytom 1-0 (H) on 25 Oct 1980
Szombierki Bytom beat Stal Mielec 3-2 (H) on 16 Aug 1980
Stal Mielec beat Arka Gdynia 2-0 (A) on 25 Oct 1980

HWC: Thick arrows show the earliest chain of wins that passes through every team and returns to its start.