\colwidths{{10pt}{20pt}{30pt}} \cals@last@row@height=1000pt % % \brow \nullcell{tl} \nullcell{t} \nullcell{tr} %\erow \cals@last@row@height=40pt % \showbox\cals@current@row \show\cals@spanq@heights \brow \nullcell{l} \nullcell{} \nullcell{r} %\erow \cals@last@row@height=50pt % \showbox\cals@current@row \show\cals@spanq@heights \brow \nullcell{lb} \nullcell{b} \nullcell{br} %\erow \showbox\cals@current@row \show\cals@spanq@heights \showthe\cals@span@width \showthe\cals@span@height % % Bug was here % \brow \nullcell{ltb} \nullcell{tb} \nullcell{btr} \showthe\cals@span@width