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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:115AE GHM

Order: 19

Horizontal side: 115 Vertical side: 115

Elements: 8, 8√2, 12, 15, 16, 12√2, 15√2, 16√2, 25, 28, 30, 32, 25√2, 45, 50, 55, 40√2, 45√2, 50√2.

Code: 557 0 115 400 55 115 321 87 115 162 103 99 281 115 115 163 103 83 122 115 87 123 115 75 84 95 75 83 103 75 156 0 60 305 15 45 504 65 25 503 115 25 155 0 45 457 0 45 450 45 45 254 90 0 253 115 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)

55
40√2
32
16√2
28
16
12√2
12
8√2
8
15√2
30
50√2
50
15
45
45√2
25√2
25