I recently received issue 12, excellent as usual, but I still haven't received issue 11!
I've notified my subscription agent here in the States, Wise Owl Worldwide Publications, but I thought I'd reiterate the subject here to give you feedback that might help sort out what appears to be a problem with North American surface mail subscriptions.
Yes, I realize I could switch to air delivery, but that would be less funds available to buy all the new goodies I see in the ads!