Smithsonian Report, 1958.—Jenkins PLATE 3 
oe tet 
1. Telkes’s flat tilted solar still. 
© Picced cirectly on the grcunc eliminating steppers ong . 
iassulotion . 
© Avefnge dapth.ef meter.in evaporaier cpproximotely iSinches © 
© Lorgs continuous ofea bf grousd covered and wcrmed 
Provision for rain wetey collection to supplement oredect 
This desson provides for warming up alorge volume of ecit woler ao that confinuave operation cee Sight 
distillation is possibie ct the equilibrivm tamperctures obteined at the eed ef te 
oboot EB deyt. Etiminction of adpports ond insulction, wre ef 10* slepe. and type of 
ay costs for equipmest) aed instattclion.  TAus the cost of fresh moter from soline woter Oy solar sistiliction is 
oe reduced 
2. Lof deep basin solar still (artist’s conception). 
