I would like to add some vertical lines to a lattice plot of histograms. What I am after is a lattice version of abline(v = 1234). The lattice histogram plot is just:

histogram( ~ LTSE | approach, data = arrivals)

Can anyone point me in the right direction for this?

David Scott

_________________________________________________________________
David Scott     Department of Statistics
                The University of Auckland, PB 92019
                Auckland 1142,    NEW ZEALAND
Phone: +64 9 373 7599 ext 85055         Fax: +64 9 373 7018
Email:  d.sc...@auckland.ac.nz

Graduate Officer, Department of Statistics
Director of Consulting, Department of Statistics

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