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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:110AW1of2 GHM

Order: 19

Horizontal side: 110 Vertical side: 110

Elements: 4√2, 8, 6√2, 8√2, 12, 16, 12√2, 21, 16√2, 24, 17√2, 21√2, 34, 36, 42, 34√2, 55, 68, 55√2.

Code: 685 0 42 554 55 55 553 110 55 174 72 38 210 89 55 211 110 55 425 0 0 361 36 42 245 36 18 164 52 26 83 68 34 42 72 38 86 52 26 167 60 34 340 76 34 341 110 34 125 36 6 124 48 6 64 42 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)

68
55√2
55
17√2
21√2
21
42
36
24
16√2
8
4√2
8√2
16
34√2
34
12
12√2
6√2