It's a String Thing Challenge 145.  String 145
Adele Bruno.  Patterns: Skye by Margaret
Bremmer and Antidots by Anita Roby-Lavery

IAST Challenge 139. a challenge that I missed.
String 139.  Patterns:  B-Twixt by Randi Wynne-
Parry, Tagh and Chillon  by Maria Thomas and
Rick Robert.

It's a String Thing Challenge 144 by Adele
String M by Adele.  Patterns: 4Mom by Jane
Eileen Malone and Hollyhocks by Jason Lau

It's a String Thing Challenge 143. String: Art
Door (Adele) Tangle patterns: Sand Swirl by
Karry Heun and Swarm, N'Zeppel and Tipple
by Maria Thomas.