LISP, Menus, Scripts, and Toolbars published as customisation tutorials in
CADdesk magazine (UK) plus full code as LISP files. Routines include Average
OSNAP, Onlayer, Offlayer, Heal (mends lines arcs circles), What, Join (fillet
radius 0), Height block insertion, date & time stamp, Double, Concentric multi
fillet, Layer Scriptwriter (write scripts with LISP - read with LT), enhanced
POP0 snaps and Polyline creation from selected entities.
Updated for R14 & ACADLT