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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:60AA GHM

Order: 18

Horizontal side: 60 Vertical side: 60

Elements: 8, 7√2, 10, 8√2, 9√2, 14, 10√2, 11√2, 16, 12√2, 18, 20, 22, 16√2, 18√2, 19√2, 32, 26√2.

Code: 262 26 34 194 19 41 120 38 60 221 60 60 76 19 41 147 26 48 323 40 16 107 40 48 100 50 48 112 51 27 201 60 38 90 51 27 180 42 18 181 60 18 86 0 8 165 8 0 164 24 0 85 0 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√2
19√2
12√2
22
7√2
14
32
10
10√2
11√2
20
9√2
18√2
18
8√2
16
16√2
8