Parked at the Osceola Trail Head on Tripoli Road, ran down the road 1.25mi to the Tecumseh Trail Head also on Tripoli Road. ~4mi up to the summit of Mt Tecumseh and down to the Waterville Valley Ski Area parking lot, then the XC ski trail to Tripoli Road to the Livermore Parking Area. Livermore Road (closed) to the Greeley Ponds Trail past Upper & Lower Greeley Ponds, then up the Mount Osceola Trail to the 4156' summit of East Osceola and onward through the col and up the "Chimney" to the summit of Mount Osceola at 4320'. 16 miles.
All trails taken are listed on the original map for the Mad River Notch Loop, a multi-day backpacking route over 3 of the 4000 foot mountains of New Hampshire.
Beautiful loop. Heading out to do it this morning and see if I can best Erik's time.