Sibson, Ron <br/><br/>
Solar angle reference manual:  continental United States/ 
Ron Sibson 
 - New York:  Wiley,  1983 
 - xii, 188 p. chiefly ill. 22 cm 
<br/><br/> 'A Wiley-Interscience publication.' 
<br/><br/>Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solar energy--United States--Charts, diagrams, etc<br/>Architecture and solar radiation--Charts, diagrams, etc<br/>Solar radiation--United States--Charts, diagrams, etc