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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:108CD GHM

Order: 19

Horizontal side: 108 Vertical side: 108

Elements: 2, 2√2, 4, 5, 6, 8, 10√2, 20, 15√2, 24, 25, 20√2, 30, 24√2, 39, 54, 39√2, 69, 54√2.

Code: 695 0 39 544 54 54 543 108 54 154 69 39 206 64 34 242 108 30 241 108 54 397 0 39 390 39 39 251 64 39 57 64 39 205 64 14 303 108 0 104 74 4 83 84 6 20 76 6 21 78 6 67 78 6 41 78 4

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)

69
54√2
54
15√2
20√2
24√2
24
39
39√2
25
5
20
30
10√2
8
2√2
2
6
4