Presto 23 Qt. Pressure Cooker & Canner - Taylor's Do it Center
Vintage Presto 21 Qt Pressure Cooker - Canner Model 21-B Complete - Ruby Lane
Instruction/Recipe Book for Presto<sup>®</sup> Pressure Canners - Canners - Presto®
I was just gifted my great grandmother's Presto Cooker Canner no. 21. I know almost nothing about canning but can't wait to get started! It looks like it is missing a piece (