Load that save and you will land lightly on the ground. Submitted by: MVPxGEAR Don't Die from Falling The Wild Wasteland perk is required to find it and the guide gives you a perminent survival skill boost of 3 points.
What you do is travel to Lone Wolf Radio,then go in the camper and right next to a bed you will find it. If you've played Fallout3 and you know about Moira Brown's 'Wasteland survival guide' than you know what this is. Finding Fallout 3's Wasteland Survival Guide