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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:70AR GHM

Order: 19

Horizontal side: 70 Vertical side: 70

Elements: 2, 2√2, 4, 3√2, 4√2, 6, 5√2, 8, 10, 8√2, 12, 10√2, 20, 25, 30, 35, 40, 30√2, 35√2.

Code: 405 0 30 354 35 35 353 70 35 54 40 30 30 45 35 251 70 35 23 42 30 67 42 32 20 48 32 307 0 30 300 30 30 121 42 30 40 46 30 41 50 30 205 50 10 87 42 26 86 42 18 104 60 0 103 70 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)

40
35√2
35
5√2
3√2
25
2
6
2√2
30
30√2
12
4√2
4
20
8
8√2
10√2
10