Show the names and heights of buildings with at least two institutions founded after 1880.
SELECT T1.name ,  T1.height_feet FROM building AS T1 JOIN institution AS T2 ON T1.building_id  =  T2.building_id WHERE T2.founded  >  1880 GROUP BY T1.building_id HAVING count(*)  >=  2
names and heights of buildings refers to SELECT name, height_feet; at least two institutions founded after 1880 refers to WHERE founded > 1880 GROUP BY building_id HAVING COUNT(*) >= 2;