Name the 4 buildings by Raymond Hood

Designed on a gridded concrete slab that integrated the house's radiant heating system, the house featured new approaches to construction, including sandwich walls that consisted of layers of wood siding, plywood cores and building paper, a significant change from typically framed walls. Usonian houses most commonly featured flat roofs and were mostly constructed without basements, completing the excision of attics and basements from houses, a feat Wright had been attempting since the early 20th century

Name the three buildings by Frank Lloyd Wright