apart from all the

you will need a desktop to run from

guff, the advanced server - terminal services
client is doable as a download to install into a windows machine

I used to use it before i got onto VNC which works just fine
is available for windows and linux
and is mostly figurable (darned config) for even knoppix to do
one of the things i haven't yet done, must get some more time
I have seen it do it! it will do it.

for library clients, the whole security lock down of desktop and tweaking registry, i've not done.
it is doable
you can have a start button with nothing on it but the one item
which is already on the desktop anyway
I've never looked at it
i have seen it at the local lib, and am jealous