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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:140BZ GHM

Order: 19

Horizontal side: 140 Vertical side: 140

Elements: 2, 3√2, 6, 6√2, 10, 12, 10√2, 18, 20, 15√2, 28, 20√2, 28√2, 52, 54, 56, 56√2, 58√2, 112.

Code: 1127 0 140 280 112 140 281 140 140 543 84 58 567 84 112 566 84 56 206 10 38 527 30 58 580 82 58 21 84 58 106 0 28 205 10 18 105 0 18 185 0 0 154 15 3 123 30 6 36 15 3 65 18 0 64 24 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)

112
28√2
28
54
56
56√2
20√2
52
58√2
2
10√2
20
10
18
15√2
12
3√2
6
6√2