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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:70AT GHM

Order: 19

Horizontal side: 70 Vertical side: 70

Elements: 5, 4√2, 5√2, 8, 9, 10, 8√2, 12, 10√2, 16, 14√2, 20, 21, 16√2, 20√2, 30, 35, 40, 35√2.

Code: 405 0 30 354 35 35 353 70 35 91 44 35 217 44 35 50 65 35 51 70 35 305 0 0 164 16 14 163 32 14 82 40 22 81 40 30 42 44 26 100 60 30 101 70 30 123 44 14 200 50 20 201 70 20 144 30 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
9
21
5√2
5
30
16√2
16
8√2
8
4√2
10√2
10
12
20√2
20
14√2