Paul,
I think about ten days is the longest cross country Sierra BP I've done. <img src="/forums/images/graemlins/laugh.gif" alt="" /> I would often go for a "week" <img src="/forums/images/graemlins/smirk.gif" alt="" /> but frankly I generally have the most fun on the third day and am ready to come home on the fourth. On the ten day trip I was carrying the food for 2 people, probably 25 pounds of honey, peanut butter, Ramen, Bisquick for baking bread, granola, powdered milk, jello (it sets up overnight eat for breakfast yum), pinto beans (cooked over a campfire) and jerky. Its an art to keep the beans from falling into the fire when you cook em... <img src="/forums/images/graemlins/tongue.gif" alt="" />
Jim