You can buy them on ebay, this is the link for a ‘'''Samsung Galaxy Nexus I9250 I515 L700 LCD Display Touch Screen Digitizer Window’''' they are US $19.95 that only ship’s to the US at:
https://www.ebay.com/itm/Samsung-Galaxy-Nexus-I9250-I515-L700-LCD-Display-Touch-Screen-Digitizer-Window-/332600732424
Or this one that ship’s world wide ‘'''Samsung Nexus i9250 lcd/digitizer'''' at US $63.56 with free shipping anywhere.
https://www.ebay.com/itm/Samsung-Nexus-i9250-lcd-digitizer-/192682738286