brands. The paints are made by 
an artist, Robert Gamblin.</p>
<h4>M. Graham</h4>
<p>These paints are made with walnut oil instead of linseed oil. The advantages 
and disadvantages of this have been debated over the years, but the claim is 
that paintings made from walnut oil paints will yellow less and be less 
susceptible to cracking over time. One tradeoff is that walnut oil dries more 
slowly than linseed oil. M. Graham also makes an alkyd white, and by using this 
in conjunction with walnut oil