Heating water by the sun  a layman's guide to the use of flat plate solar collectors for domestic water heating and for heating swimming pools 
edited by W.B. Gillett and M.G. Hutchins 
 - London  International Solar Energy Society, UK Section  c1981 
 - 21 p.  ill., maps  30cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solar water heaters--Great Britain