Answering my own mail :-) found the URL http://yhslug.tux.org/obp thanks. Fiona Czuczman wrote: > > > "Thinking like a computer scientist in Python", available at > > http://yhslug.tux.org.il/obp/ > > Is this the right URL? My browser is telling me it can't locate the > server.. > > thanks, > > Fiona