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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:52AD GHM

Order: 18

Horizontal side: 52 Vertical side: 52

Elements: 4, 3√2, 4√2, 7, 8, 7√2, 12, 9√2, 13, 14, 12√2, 18, 13√2, 14√2, 16√2, 17√2, 26, 26√2.

Code: 265 0 26 264 26 26 176 35 35 90 35 35 132 13 13 164 16 10 120 32 26 121 44 26 85 44 18 45 44 14 44 48 14 183 52 0 76 13 7 145 20 0 144 34 0 133 13 0 32 16 10 75 13 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)

26
26√2
17√2
9√2
13√2
16√2
12√2
12
8
4
4√2
18
7√2
14
14√2
13
3√2
7