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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:139AH GHM

Order: 19

Horizontal side: 139 Vertical side: 139

Elements: 5, 14, 14√2, 20, 15√2, 25, 27, 28, 20√2, 30, 25√2, 28√2, 42, 55, 56, 42√2, 69, 70, 97.

Code: 977 0 139 693 97 70 427 97 139 426 97 97 275 97 70 286 0 42 567 28 70 703 84 0 205 84 50 204 104 50 150 124 70 53 109 50 307 109 55 553 139 0 252 109 25 251 109 50 285 0 14 145 0 0 144 14 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)

97
69
42
42√2
27
28√2
56
70
20
20√2
15√2
5
30
55
25√2
25
28
14
14√2