4:57

Witness Cones

3:18

When is a cone 6 fired to cone 6?

7:27

How to Read Orton Ceramics Cone Chart

10:12

How to Install Your Orton Vent Master

6:43

Witness Cone Chat

4:29

How to make a Cone from Flat stock

6:58

Setting Orton Pyrometric cones using fireclay rather than cone plaques

12:22

Beginner intro to the Cone chart and Firing process (Very Basic)