Roof hatch window and thermal insulation.  Pakistan Himalayas and Tajikistan GBAO. 
 Technical working paper No. 7 
Reported by Sjoerd Nienhuys. 
 - S.L :  S.N,  2010. 
 - 37 p.;ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Thermal insulation. Himalayas. 
<br/><br/><label>Dewey Class. No.: </label>693.83  / AGA