TR  / NBS-20 <br/>
<br/>
       DURABILITY OF INSULATING GLASS 
 / 
 .-  U.S. Department Of Commerce, Washington,  1970 
 .- 79 . 
.- ( National Bureau Of Standards Building Science Series  No.20   
<br/>Bound With: Nbs No.8-20 
<br><U>Copy Details:</u><br> Acc. No.: <b>TR4313</b>, Full Call No.: TR NBS-20,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>