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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:220AC GHM

Order: 19

Horizontal side: 220 Vertical side: 220

Elements: 15√2, 24, 30, 24√2, 25√2, 36, 48, 50, 36√2, 40√2, 48√2, 50√2, 80, 84, 96, 70√2, 75√2, 80√2, 85√2.

Code: 852 85 135 704 70 150 406 100 180 807 140 220 806 140 140 303 100 150 965 100 84 154 85 135 756 25 75 845 100 0 484 148 36 483 196 36 242 220 60 250 25 75 243 220 36 507 0 50 500 50 50 364 184 0 363 220 0

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

85√2
70√2
40√2
80
80√2
30
96
15√2
75√2
84
48√2
48
24√2
25√2
24
50
50√2
36√2
36