Originally Posted by Marc B.
If you are referring to Joshua Cohen's shop, there may be Sabbath reasons for being closed on Saturdays.
Whoops! I don't know him well enough to presume whether or not he would be open on Saturday. I didn't think of that.
Regardless, his prices on Amazon are competitive with the others and, in some cases, a bit better. I'll certainly put Victory on my list.
In girum imus nocte et consumimur igni.