Argentina: Tier 1 - 1985-86

Argentina: Tier 1 - 1985-86 - Earliest Hamiltonian win cycle
Unión de Santa Fe beat Deportivo Español 1-0 (H) on 15 Sep 1985
Deportivo Español beat Vélez Sarsfield 2-1 (A) on 14 Jul 1985
Vélez Sarsfield beat Estudiantes 2-1 (H) on 8 Sep 1985
Estudiantes beat San Lorenzo 1-0 (A) on 14 Jul 1985
San Lorenzo beat Newell's Old Boys 2-1 (A) on 8 Sep 1985
Newell's Old Boys beat Boca Juniors 2-0 (H) on 14 Jul 1985
Boca Juniors beat Racing Córdoba 3-1 (H) on 6 Jul 1985
Racing Córdoba beat Temperley 5-1 (H) on 28 Jul 1985
Temperley beat Talleres de Córdoba 3-0 (H) on 21 Jul 1985
Talleres de Córdoba beat Argentinos Juniors 6-0 (A) on 1 Sep 1985
Argentinos Juniors beat Huracán 1-0 (A) on 6 Jul 1985
Huracán beat Independiente 2-1 (A) on 14 Jul 1985
Independiente beat River Plate 1-0 (A) on 25 Aug 1985
River Plate beat Instituto Córdoba 1-0 (H) on 14 Jul 1985
Instituto Córdoba beat Ferro Carril Oeste 1-0 (H) on 15 Sep 1985
Ferro Carril Oeste beat Gimnasia de La Plata 1-0 (H) on 4 Aug 1985
Gimnasia de La Plata beat Platense 1-0 (H) on 11 Aug 1985
Platense beat Chacarita Juniors 1-0 (H) on 6 Jul 1985
Chacarita Juniors beat Unión de Santa Fe 1-0 (A) on 4 Aug 1985

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