[VAL] 72 overlander "vista" window broken

["MK / JS" <mkjs@xxxxxxxxxx>]

re: 1972 Overlander 27 -- "skylight / vista" window above front door-side 
window (under the awning front arm)

can one replace easily those small, narrow windows, as you can see in this 
photo http://www.vintageairstream.com/archives2/72Overlander/index.html

thx
marg