THC Science

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Original file ‎(SVG file, nominally 750 × 600 pixels, file size: 14 KB)

DescriptionSD 407.svg	South Dakota state highway marker. Signs use FHWA type D font (Type C only with approval of engineer).
Date	12 May 2010
Source	http://www.sddot.com/business/design/plates/docs/s63220.pdf
Author	Fredddie

This image of simple geometry is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.

Heptagon

File history

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	Date/Time	Dimensions	User	Comment
current	02:14, 12 May 2010	750 × 600 (14 KB)	Fredddie
	01:43, 6 January 2007	480 × 385 (23 KB)	Master son	{{Information\| \|Description=South Dakota state highway marker. Uses the FHWA font (type D font. Type C only with approval of engineer) \|Source=http://www.sddot.com/pe/roaddesign/docs/Standard_Plates/English/s63220.pdf \|Date=2007.1.5 \|Author=[[User:Master_
	15:32, 20 December 2006	480 × 385 (203 KB)	Master son	{{Information\| \|Description=South Dakota state Highway marker. Uses the FHWA font (type D font. Type C only with approval of engineer) \|Source=http://www.sddot.com/pe/roaddesign/docs/Standard_Plates/English/s63220.pdf \|Date=10/5/2006 \|Author=Scott Onson \|
	22:04, 5 October 2006	2,160 × 1,673 (197 KB)	Master son	{{Information\| \|Description=Nebraska state Highway marker. Uses the FHWA font (type D font. Type C only with approval of engineer) \|Source=http://www.sddot.com/pe/roaddesign/docs/Standard_Plates/English/s63220.pdf \|Date=10/5/2006 \|Author=Scott Onson \|Per