CREATE TABLE table_14472 ("Name" TEXT, "Country" TEXT, "Year" FLOAT, "Structure Height [m]" TEXT, "Structure Volume [10 6 m 3 ]" TEXT, "Reservoir Volume [10 9 m 3 ]" FLOAT, "Type" TEXT)

What is the height of the fort peck dam which was built before 1968, is located in the united states and has a dam type of TE ?
SELECT "Structure Height [m]" FROM table_14472 WHERE "Year" < '1968' AND "Type" = 'te' AND "Country" = 'united states' AND "Name" = 'fort peck dam'
SELECT "Structure Height [m]" FROM "table_14472" WHERE "Country" = 'united states' AND "Name" = 'fort peck dam' AND "Type" = 'te' AND "Year" < '1968'