00617nam a2200205 i 4500 866299 20251121190222.0 791018s1979 nyua b 001 0 eng 0806988568 : $5.95 9780806988566 TH4819.E27 R69 690/.8 Roy, Robert L. Underground houses : how to build a low-cost home / Robert L. Roy. New York : Sterling Pub. Co., c1979. 128 p. : ill. ; 26 cm. "Drake publication." Earth sheltered houses Design and construction. lcc BK 0 8322 8322 0 0 lcc 0 0 NFIC MSL MSL GEN 2025-11-21 0 TH4819.E27 R69 ROY SLM00005972 2025-11-21 19:03:00 1 2025-11-21 BK