October 1988.c Seattle Facetor Design497 DownloadsOctober 1988 13-022A London Shield Variation 2 Download Now!
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October 1988.b – Seattle Facetor Design
October 1988.b – Seattle Facetor Design618 DownloadsDiscussion of Brightness Plots Download Now!
October 1988.a – Seattle Facetor Design
October 1988.a – Seattle Facetor Design485 DownloadsBrightness Plots for Design Download Now!
September 1968 – Seattle Facetor Design
September 1968 – Seattle Facetor Design421 DownloadsRecreate Fancy Stones Without Having to Revise the Angles Download Now!
September 1990 Seattle Facetor Design
September 1990 Seattle Facetor Design422 DownloadsWaytrace Function in Gemcad Download Now!
September 1992 Seattle Facetor Design
September 1992 Seattle Facetor Design598 DownloadsProblems of Drawing Interpretation. Download Now!