Complex sentence: James N. Glover and Jasper Matheney, two Oregonians passing through the region in 1873 recognized the value of the Spokane River and its falls, they realized the investment potential and bought the claims of and the sawmill from Downing and Scranton for $4,000 total.
Split into simpler sentences: James N. Glover and Jasper Matheney, two Oregonians passing through the region in 1873, recognized the value of the Spokane River and its falls. They realized the development potential and bought the claims of and the sawmill from Downing and Scranton for $4,000 total.