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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:220AD GHM

Order: 19

Horizontal side: 220 Vertical side: 220

Elements: 15√2, 24, 17√2, 30, 24√2, 36, 48, 50, 36√2, 40√2, 48√2, 50√2, 80, 67√2, 96, 70√2, 100, 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 1003 100 50 172 117 67 484 148 36 483 196 36 242 220 60 670 117 67 243 220 36 505 0 0 504 50 0 364 184 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
100
17√2
48√2
48
24√2
67√2
24
50
50√2
36√2
36