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Shadow Box
typically a wooden fence that is constructed in such a way that the boards are installed alternately from one side to the other.
Selvage
the edge created by woven chain link fabric from the joining of knuckled or twisted (barbed) pickets.
Swedge
a end piece of a toprail that is slimmer than the rest of the rail so that it will fit into and join another piece of toprail.
Split Rail
a type of fence using rails constructed from timber logs that have been split lengthwise.