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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:50AD GHM

Order: 19

Horizontal side: 50 Vertical side: 50

Elements: 1, 1√2, 2, 2√2, 3, 3√2, 5, 6, 10, 11, 10√2, 16, 12√2, 14√2, 20, 16√2, 17√2, 20√2, 25√2.

Code: 252 25 25 204 20 30 203 40 30 102 50 40 101 50 50 126 38 28 51 25 30 117 25 30 140 36 30 24 38 28 63 25 19 23 19 17 35 19 16 34 22 16 170 17 17 14 18 16 13 19 16 164 34 0 163 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)

25√2
20√2
20
10√2
10
12√2
5
11
14√2
2√2
6
2
3
3√2
17√2
1√2
1
16√2
16