How to use a pantograph for duplication?

How to use a pantograph for duplication?

eloquent - Laravel - pivot attach multiple using nested loop. duplicating user_id - Stack Overflow

Will enlarge, reduce or reproduce original size for maps, pictures, plans, photographs etc The Artist Drawing Tool is boxed and includes clamp for

MAYMII Professional Artists Plexiglass Pantograph Artist Drawing Tool Reducer Enlarger Recreate Copy 10 Times Scaling Ruler White

Portable Folding Ruler 50cm Scale Artist Pantograph Copy Rluers for Office - AliExpress

File:Pantograph 2X.gif - Wikipedia

The Pantograph; A Portable Copying Machine – Montpelier's Digital Doorway

The Pantograph; A Portable Copying Machine – Montpelier's Digital Doorway

Changing Map Scale Using a Pantograph - Geography Realm

Rome: L. Grignani, 1631. First edition, rare, the Macclesfield copy, of the first description of the construction and use of the pantograph, a linkage

Pantographice, seu ars delineandi res quaslibet per parallelogrammum lineare seu cavum, mechanicum, mobile; libellis duobus explicata,

Pantograph Tutorial