American standard channel
A C-shaped structural member of hot-rolled structural steel; designated by the prefix C placed before the size of the member.
A C-shaped structural member of hot-rolled structural steel; designated by the prefix C placed before the size of the member.
Marked by columns in porticoes only at the front and back (of a classical temple), not on the sides.
A gallery or passage, as along the parapets of a castle, around the roof of a church, or along a cloister.
In a Roman Catholic church, a side altar, repository, or storage niche where the Host is kept from Maundy Thursday
A punch used for lining up mating holes prior to riveting or bolting; a drift punch.