1:24:45 PM ET 11/13/2= Boeing confirms KLM order for six 737-800s=0A=0A=0A=0A1:24:45 PM ET 11/13/2= 006 =0ASAN FRANCISCO (MarketWatch) -- Boeing Co. (BA) confirmed Monday tha= t KLM Royal Dutch Airlines, part of the Air France/KLM Group (AKH), has pla= ced several orders this year for a total of six Boeing 737-800s. The order = is valued at $423 million at list prices. The orders had previously been ac= counted for on Boeing's orders and deliveries Web site under the unidentifi= ed customer category. Chicago-based Boeing said KLM converted six options f= or 737-800s to be delivered before mid-2008