Roger Luebeck, Minnesota

The "show and tell" collection of a neglected 
underachieving eccentric hermit.  Welcome.


olden days:

Engineers' Creed of 1954

Relativity Trail, the book (free pdf file)

Relativity in absolute terms

RogCAD 3D CAD

RogCAD Girder and Panel building set

Chaos etc - equations and graphical output

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more olden days:

Favorite Musical Film Clips   (western and others)

The Hermit Thrush

Uptown Ducks

Uncle Wiggily illustrations by George L. Carlson

Uncle Remus illustrations by A. B. Frost

D. Duck, H, D & L  by Carl Barks

Jester's web page  (his story and all of his videos)

Jester's 3 minute slide show

Vintage American Locks

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ancient days:

our family website

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back page:

the rest

Click the photo of Pluto:








J e s t e r ' s    w e b    p a g e