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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:85AE GHM

Order: 19

Horizontal side: 85 Vertical side: 85

Elements: 4√2, 5√2, 8, 6√2, 10, 8√2, 12, 16, 14√2, 20, 15√2, 16√2, 20√2, 35, 25√2, 40, 45, 35√2, 50.

Code: 505 0 35 401 40 85 162 56 69 451 85 85 163 56 53 142 70 55 203 70 35 152 85 40 85 40 45 84 48 45 123 56 41 44 44 41 64 50 35 206 65 20 355 0 0 354 35 0 103 70 25 250 60 25 54 65 20

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)

50
40
16√2
45
16
14√2
20
15√2
8
8√2
12
4√2
6√2
20√2
35
35√2
10
25√2
5√2