gStyle->SetLabelSize(0.08);
gStyle->SetLabelSize(0.08,"yaxis");
  
The problem is the x-axis labels get pushed down, out of the pad. If 
they are moved up to make them visible, they collide with the numbers. 
I think my solution is to move the frame higher up in the pad. (I don't
use a title on the pads.) How do I do this in an automatic way?
The second question is about getting axis information. How do I get the
range of the y-axis. I have tried 
   ymax = p1->GetUymax();
   ymin = p1->GetUymin();
and it doesn't seem to work. Neither does TPad::GetRangeAxis().
Any ideas?
Thanks,
Chris
=================================================================
=                                                               =
= Chris Jillings                                                =
= Department of Physics   phone/voice mail: (613) 545-6000x4805 =   
= Queen's University      fax: (613) 545-6813                   =
= Kingston, Ontario       email: chris@sno.phy.queensu.ca       =             
= Canada, K7L 3N6         web: http://sno.phy.queensu.ca        =
=                                                               =
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