Image:Alternating Tread Stair.jpg

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A model of an alternating tread stair (center) compared to a normal stair with half-width stairs (left) and full width stairs (right).

Lego model and picture by User:Diomidis Spinellis.

[edit] Picture metadata

CAMERA : E4300V1.5 METERING : MATRIX MODE : P SHUTTER : 1/4sec APERTURE : F4.8 EXP +/- : 0.0 FOCAL LENGTH : f21.6mm(X1.0) IMG ADJUST : AUTO SENSITIVITY : AUTO WHITEBAL : AUTO SHARPNESS : AUTO DATE : 30.01.2006 18:32 QUALITY : 2048x1536 NORMAL FOCUS AREA : CENTER


GFDL

I, the creator of this work, hereby grant the permission to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
Subject to disclaimers.

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