sentences:  As designated, it connected a branch of State Route 3 (now U.S. Route 50) near South Lake Tahoe to California southeast of Gardnerville near Topaz Lake.SR 19 followed the present-day alignment of State Routes 206, a small portion of State Route 207, and all of State Route 757.The route was cosigned with State Route 3 between Minden and Topaz Lake, then dropped SR 3 as it headed south into California.