sentences:  The 1948 map is the first that shows SH-88 with a wholly paved driving surface.Prior to the construction of the Lake Oologah Dam, Highway 88 proceeded on a more southerly course north of Claremore, crossing the Verdigris River downstream of the current dam location and ending at US-169 south of Oologah.The 1965 map is the first to show the route crossing Oologah Dam.