I had the same question and I found that Home Builder's Center has 3 and 4mm okoume for $36 and $45. They are over by the Ballard bridge on Nickerson. Their number is (206) 283-6060.

> Is there anyone out there that can put me on the trail of plywood in the
> Seattle area suitable for stitch-and-glue kayak building? I'm having
> trouble locating any in the Seattle area. I always knew that I could get
> it from the Woodenboat Shop, but as all the wooden boat junkies in the
> area know, it's gone. I'd rather not order from elsewhere and pay shipping
> costs. I've checked out some of the large hardware stores in the area
> (Home Depot, Eagle, and Dunn's) and found various types of plywood (birch,
> oak, luan, etc.), but all of interior grade, not necessarily suitable for
> kayak building.

> Thanks in advance.