I've seen the Popcorn pantograph used successfully on several quilts and at the weekend I invested in the digital file. Here is the first quilt which I've used this on. I love the deep red of Lorraine's quilt which is for her brother.
Pattern: Garden Trellis from Jelly roll quilts by Pam Lintott
Thread: King Tut #945 by Superior Threads - Cinnaberry
Pantograph: Popcorn by Jodi Beamish