Heggie, D. C. <br/><br/>
Megalithic science :  ancient mathematics and astronomy in north-west Europe / 
Douglas C. Heggie. 
 - London :  Thames and Hudson,  c1981. 
 - 256 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 248-251. 
<br/><br/><label>LCCN: </label>82182495  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy, Ancient.<br/>Mathematics, Ancient--England--Salisbury.<br/>Megalithic monuments--England--Salisbury.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Stonehenge (England)
<br/><br/><label>LC Class. No.: </label>QB16  / .H43 1981 
<br/><br/><label>Dewey Class. No.: </label>520/.93