Using Ravelry to Find a Yarn Substitution — Ms. Cleaver - Creations for a Handmade Life
Sewrella - HOW TO CHOOSE YARN SUBSTITUTIONS FOR BLANKETS Are you stuck trying to figure out what yarn to substitute in a pattern because you can't find the one it calls for?
Yarn weights explained - Dora Does
How to choose a substitute yarn | The Knitting Network
Yarn Substitution Calculator for Patterns - EasyCrochet.com
Help! My yarn is acrylic/discontinued/out-of-stock/expensive: How do I substitute my yarn?