What Gothic revival mansion in Scotland was designed by William Wilkins, and rebuilt in 1881 by the 5th Earl of Rosebery?
Dalmeny House:  It was designed by William Wilkins, and completed in 1817. Barnbougle Castle:  Although its history goes back to the 13th century, the present castle is the result of rebuilding in 1881 by the 5th Earl of Rosebery, who served as Prime Minister from 1894–1895.
i don't know