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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:90AG GHM

Order: 19

Horizontal side: 90 Vertical side: 90

Elements: 6, 10, 10√2, 15, 13√2, 20, 15√2, 23, 25, 26, 19√2, 29, 32, 23√2, 26√2, 38, 29√2, 32√2, 35√2.

Code: 387 0 90 230 38 90 231 61 90 297 61 90 296 61 61 150 15 67 151 30 67 257 30 67 350 55 67 61 61 67 262 26 26 201 20 52 102 30 42 101 30 52 194 39 13 320 58 32 321 90 32 263 26 0 132 39 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)

38
23√2
23
29
29√2
15√2
15
25
35√2
6
26√2
20
10√2
10
19√2
32√2
32
26
13√2