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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:70BF GHM

Order: 19

Horizontal side: 70 Vertical side: 70

Elements: 4, 4√2, 6, 5√2, 8, 6√2, 10, 8√2, 14, 10√2, 15, 16, 20, 15√2, 25, 35, 25√2, 45, 35√2.

Code: 455 0 25 354 35 35 353 70 35 104 45 25 103 55 25 152 70 20 151 70 35 257 0 25 250 25 25 161 41 25 82 49 17 141 55 25 203 70 0 83 49 9 62 55 11 63 55 5 44 45 5 43 49 5 54 50 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)

45
35√2
35
10√2
10
15√2
15
25
25√2
16
8√2
14
20
8
6√2
6
4√2
4
5√2