KP-2290 - Klamath Project--Tule Lake Division. Viewed from eastern edge (approximately mid-point) of Tule Lake (Lower Lake) Sump 1 showing Tule Lake (Lower Lake) Sump 1, frog pond, Tule Lake Sump 2 (southwest), and Tule Lake Sump 1 (Upper Lake); April 12, 1956; Photo by Tom Horn