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AutoLISP Solutions (AutoCAD Programming)
Article
Draw 3D Screw Threads   1 Jun, 2002

HELIX.LSP creates wire frame helical screw threads for 3D drawings.More>>

Article
AutoLISP Solutions: Automated drawing coversheet   1 Apr, 2002

Add custom toolbars to your AutoLISP program interfaces.More>>

Article
Rotate AutoCAD's UCS   1 May, 2001

Placing dimensions with text facing left to rightMore>>