I don't know about a secondary axis, because I avoid 3D charts. You cannot
make a combination 3D chart, though, so your plan of a line with the columns
will not be possible.
Use a clustered 2D column chart, and add a line or XY series:
http://peltiertech.com/Excel/Charts/AddLine.html
- Jon
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Jon Peltier, Microsoft Excel MVP
Peltier Technical Services - Tutorials and Custom Solutions -
http://PeltierTech.com/
2006 Excel User Conference, 19-21 April, Atlantic City, NJ
http://peltiertech.com/Excel/ExcelUserConf06.html
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"jk432897" <(E-Mail Removed)> wrote in message
news:922DB86F-0A96-4013-813B-(E-Mail Removed)...
> Can I put a secondary axis on a 3-D column chart in MS Excel? If so, How?
> I want to over lay a line on top of a 6x12 row set of 3-D columns.