21.138 Quartz Interchangeable #3; Fangrath, H Sammy; Personal communication, Apr 1988; L/W=1.000; H/W=0.769; Vol/W³=0.271; 64 index; 36+8 facets; Part of series brought back from Australia
21.139 Octagon Variation; Wollert, Ernst; Diagrams for Faceting v2 (1983) p149; L/W=1.000; H/W=0.723; Vol/W³=0.284; 96 index; 81+8 facets; To match diagram
21.140 Octagon Variation; Wollert, Ernst; Diagrams for Faceting v2 (1983) p149; L/W=1.000; H/W=0.883; Vol/W³=0.405; 96 index; 81+8 facets; To match diagram
21.141 Marigold; Tolkowsky, Gabi; American Gemcutter, Nov 1988, p13; L/W=1.00; H/W=0.326; Vol/W³=0.137; 96 index; 64+8 facets; Diagram only ...
21.142 Sunny BC; Anon; Petrograph, Nov 1986, p12; L/W=1.000; H/W=0.611; Vol/W³=0.208; 64 index; 64+8 facets; Alternate design for novice
21.143 Apex Octagon; Fangrath, Sammy; Seattle F Design, May 1989, p4; L/W=1.000; H/W=0.710; Vol/W³=0.265; 64 index; 48+8 facets;
21.144 Superimposition R; Reinikka, Merle A; Rock & Gem, Oct 1974, p62; L/W=1.000; H/W=0.588; Vol/W³=0.199; 96 index; 51+8 facets;
21.145 FVS-120 Double Frame Variation; Van Sant, Fred W; Star Cuts II (1989) p120; L/W=1.000; H/W=0.646; Vol/W³=0.242; 64 index; 81+8 facets;
21.145A FVS-120; Van Sant, Fred; Star Cuts II (1989); L/W=1.000; H/W=0.643; Vol/W³=0.240; 64 index; 81+8 facets;
21.146 FVS-78; Van Sant, Fred W; Star Cuts II (1989) p78; L/W=1.000; H/W=0.633; Vol/W³=0.239; 64 index; 73+8 facets;
21.146A FVS-78; Van Sant, Fred; Star Cuts II (1989); L/W=1.000; H/W=0.631; Vol/W³=0.238; 64 index; 73+8 facets;
21.147 FVS-101; Van Sant, Fred W; Star Cuts II (1989) p101; L/W=1.000; H/W=0.612; Vol/W³=0.197; 64 index; 73+8 facets;
21.147A FVS-101; Van Sant, Fred; Star Cuts II (1989); L/W=1.000; H/W=0.600; Vol/W³=0.194; 64 index; 73+8 facets;
21.148 Square Wheel; Hall, Robert L; Facets, Oct 1989; L/W=1.000; H/W=0.833; Vol/W³=0.338; 96 index; 97+16 facets; Same as 15.087