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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:140BT GHM

Order: 19

Horizontal side: 140 Vertical side: 140

Elements: 4√2, 8, 6√2, 11, 8√2, 12, 16, 20, 16√2, 20√2, 25√2, 39, 40, 45, 50, 45√2, 70, 95, 70√2.

Code: 955 0 45 704 70 70 703 140 70 254 95 45 200 120 70 201 140 70 166 84 34 407 100 50 503 140 0 457 0 45 450 45 45 391 84 45 117 84 45 165 84 18 125 84 6 84 92 10 83 100 10 44 96 6 64 90 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)

95
70√2
70
25√2
20√2
20
16√2
40
50
45
45√2
39
11
16
12
8√2
8
4√2
6√2