 They filed a 640 Donation Land Claim on January 15, 1853 on the Chehalis River, opposite the mouth of The Wynoochee River, in the area now referred to as "South Montesano".The Scammon home was often referred to as "Scammon's Landing" or "Scammon's Hotel" because it was an important stopping point along the Chehalis River for early pioneers, and the furthest up-river mooring-point and railroad junction for seagoing ships.According to Edmond S. Meany, in 1860 the county seat of what was then called Chehalis County was moved to "the place of J.L.