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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:230AB GHM

Order: 19

Horizontal side: 230 Vertical side: 230

Elements: 5√2, 16, 28, 28√2, 40, 44, 50, 44√2, 65, 50√2, 72, 75, 80, 90, 65√2, 100, 75√2, 80√2, 90√2.

Code: 905 0 140 904 90 140 500 180 230 501 230 230 403 130 140 282 158 152 1001 230 180 283 158 124 725 158 80 655 0 75 654 65 75 163 130 124 440 114 124 441 158 124 50 70 80 804 150 0 803 230 0 757 0 75 750 75 75

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)

90
90√2
50√2
50
40
28√2
100
28
72
65
65√2
16
44√2
44
5√2
80√2
80
75
75√2