00803cam a2200265 a 4500 0070325987 (hbk.) MAIN TH7414 JOH Johnson, Timothy E. Solar architecture : the direct gain approach / Timothy E. Johnson. New York : McGraw-Hill, c1981. v, 218 p. : ill. ; 24 cm. An Energy learning systems book Includes bibliographies. Includes index Solar houses. Solar energy Passive systems. Architecture and solar radiation. .b10070278 16-04-12 17-04-03 20230123133607.0 NUST BOOKS TH7414 JOH 151298 151298