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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:70BR GHM

Order: 19

Horizontal side: 70 Vertical side: 70

Elements: 1, 1√2, 2, 7√2, 10, 11, 8√2, 12, 13, 10√2, 11√2, 16, 12√2, 23, 24, 23√2, 35, 47, 35√2.

Code: 475 0 23 354 35 35 353 70 35 124 47 23 123 59 23 112 70 24 111 70 35 243 70 0 237 0 23 230 23 23 161 39 23 82 47 15 104 49 13 103 59 13 16 46 14 25 47 13 76 39 7 15 46 13 137 46 13

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)

47
35√2
35
12√2
12
11√2
11
24
23
23√2
16
8√2
10√2
10
1√2
2
7√2
1
13