Waugh, Albert E. <br/><br/>
Sundials    their theory and construction तʐc [by] Albert E. Waugh. 
by Albert E. Waugh 
 - New York  Dover Publications  1973 
 - xii, 228 p. तʌb illus. तʐc 22 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780486229478  US 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sundials.; Statistics
<br/><br/><label>Dewey Class. No.: </label>529.78  / WAU/S