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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:35AA GHM

Order: 19

Horizontal side: 35 Vertical side: 35

Elements: 1√2, 2√2, 4, 4√2, 6, 7, 5√2, 8, 6√2, 7√2, 11, 12, 13, 14, 10√2, 11√2, 17, 18, 13√2.

Code: 187 0 35 100 18 35 171 35 35 83 8 17 67 8 25 66 8 19 125 14 13 141 28 25 72 35 18 12 9 18 50 9 18 73 35 11 45 0 13 44 4 13 135 0 0 134 13 0 20 26 13 110 24 11 111 35 11

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)

18
10√2
17
8
6
6√2
12
14
7√2
1√2
5√2
7
4
4√2
13
13√2
2√2
11√2
11