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== Onsite links == | == Onsite links == | ||
*[[GBD Shapes/Numbers]] | *[[GBD Shapes/Numbers]] | ||
*[[GBD Model Information]] | |||
== Offsite links == | == Offsite links == | ||
This site has some excellent [http://www.perardua.net/pipes/GBDlines.html GBD Model Information] | This site has some excellent [http://www.perardua.net/pipes/GBDlines.html GBD Model Information] |