Question: What was the period for 1896?
SQL: SELECT "Period" FROM "2-11542096-3" WHERE "Year" = 1896.0;

Question: Tell me the height which has a surpassed by of Book Tower
SQL: SELECT "Height feet/m" FROM "2-11542096-3" WHERE "Surpassed by" = 'Book Tower';

Question: I need the surpassed for years before 1925 and period of 6 years
SQL: SELECT "Surpassed by" FROM "2-11542096-3" WHERE "Year" < 1925.0 AND "Period" = '6 years';