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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:148EI GHM

Order: 19

Horizontal side: 148 Vertical side: 148

Elements: 3, 12, 9√2, 15, 12√2, 18, 23, 24, 28, 23√2, 33, 36, 28√2, 46, 51, 51√2, 74, 97, 74√2.

Code: 975 0 51 744 74 74 743 148 74 234 97 51 233 120 51 282 148 46 281 148 74 517 0 51 510 51 51 361 87 51 245 87 27 331 120 51 463 148 0 125 87 15 124 99 15 90 111 27 33 102 15 187 102 18 151 102 15

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
74√2
74
23√2
23
28√2
28
51
51√2
36
24
33
46
12
12√2
9√2
3
18
15