A French Curve is used by connecting sufficient points to sketch a curve. The sketch should be line lightly with pencil, without losing points, until the a smooth line is drawn.
javascript - How to calculate a french curve in SVG? - Stack Overflow
9pc French Curve Ruler Set DIY Sewing Pattern Measuring Tool for Dressmaker - Clear - Games & Hobbies > Educational & Learning
Basic Supplies And Tools Used In Sewing: Learn To Sew - Doina Alexei
French Curve – ToolNotes
Using French Curve Predetermined Points Vintage Engraving Stock Vector - Illustration of curve, engraving: 163236310
Sew Easy French Curve. Metric
French curve - Wikipedia
French Curve, MA-KR-150
How To Make a Sewing Pattern For a Round Neckline Facing - Doina Alexei
Clear Sewing Ruler French Curve Ruler Drawing Template for Fabric Sewing Tailors