Spackman, Henry Spencer, <br/><br/>
The timepiece of shadows :  a history of the sun dial / 
by Henry Spencer Spackman. 
 - [1st edition]. 
 - 110 pages :  illustrations ;  24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sundials.<br/>Sundials.
<br/><br/><label>Subjects--Index Terms: </label>History Spackman, Henry Spencer