How to Make a Double Crochet Stitch

Yarn over hook.
Insert hook in the next stitch to be worked.
Yarn over hook.
Pull yarn through stitch.
Yarn over hook.
Pull yarn through 2 loops on hook.
Yarn over hook.
Pull yarn through last 2 loops on hook (one double crochet made).

Photo from Fleisher's Knitting and Crocheting Manual Fifteenth Edition, Published in the year 1917

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