Mutchler, Willard <br/>
       The weathering of aluminium sheet materials used in aircraft [NASA 490] 
 / Willard Mutchler 
 .- Washington, D. C.: National Aeronautics and Space Administration,  1934 
 .- 33p. 
.- ( National Aeronautics and Space Administration NASA Technical Note   
<br/>Bound vol. contains 481-500 
<br><U>Copy Details:</u><br> Acc. No.: <b>TR13340</b>, Full Call No.: ,   Item type:  Technical Report , Location: COMPACT STORAGE (BASEMENT), NASA 481-500<br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>