HA - The Hampton Series Cross Section – Round	RO - The Rockcliffe Series Cross Section – Round	NE - The Newport Series Cross Section – Round

MA - The Madison Series Cross Section – Octagonal	CA - The Cambridge Series Cross Section – Octagonal	ST - The Stratford Series Cross Section – Octagonal

WE - The Westmount Series Cross Section – Octagonal	PA - The Parkdale Series Cross Section – Octagonal	OX - The Oxford Series Cross Section – Square

TH - The Thompson Series Cross Section – Square	GR - The Grandview Series Cross Section – Fluted	WA - The Washington Series Cross Section – Fluted