appearance problem with LISTs

[munzner]

> When I display a LIST of the form below, all the LIST elements take  
> on the appearance attributes of the last element.  This problem  
> appears to affect all versions of Geomview.  A (non-sensitive)  
> example file is temporarily in /u/burchard/9ins.gv.
> 
> { = LIST
>   { = INST
>     unit { appearance { material { diffuse 0 0 1 } } { : cylinder } }
>     transforms { = TLIST ..... }
>   }
>   { = INST
>     unit { appearance { material { diffuse 0 1 0 } } { : cylinder } }
>     transforms { = TLIST ..... }
>   }
> }

I believe the appearance behavior is a "feature" of handles in
general, not a problem with LISTs in particular. I think that
different instances of a handle can have different positions but
cannot have different appearances. Stuart might know the definitive
answer to this.