I grabbed this from
http://superuser.com/questions/185124/how-to-change-windows-explorer-view-by-keyboardWindows 8+
CTRL + SHIFT + 1 Extra Large
CTRL + SHIFT + 2 Large Icons
CTRL + SHIFT + 3 Medium Icons
CTRL + SHIFT + 4 Small Icons
CTRL + SHIFT + 5 List
CTRL + SHIFT + 6 Details
CTRL + SHIFT + 7 Tiles
CTRL + SHIFT + 8 Content
Windows 7:
ALT (Left) + V + X = Extra large icons
ALT (Left) + V + R = Large icons
ALT (Left) + V + M = Mediom icons
ALT (Left) + V + N = Small icons
ALT (Left) + V + I = List
ALT (Left) + V + D = Details
ALT (Left) + V + S = Tiles
ALT (Left) + V + T = Content