Looking to borrow a wheelchair

My father will need a wheelchair for possibly as little as one day (to get from the car into the house), but maybe as long as 3 weeks (aprox. healing time from broken pelvis). Does anybody have a basic model that we could use for free or cheap? Thanks Duncan -- "If your daily life seems poor, do not blame it; blame yourself, tell yourself that you are not poet enough to call forth its riches." - Rilke