from The Century Dictionary and Cyclopedia
- n. In carpentry, a piece of timber covering the heads of a series of uprights or other vertical structure.
Sorry, no etymologies found.
The engineer drew the cap-piece of his helmet down until the edge seemed just in line between his eye and the opposite bank; then, holding himself carefully erect, he turned on his heel and noticed where the edge seemed to touch the bank on which he stood, which was on the same level as the other.
The cap-piece should be nearly twice the depth, vertically, and cut out of one solid piece of metal.
"Last year robber bees came out of the woods and attacked that hive with the red cap-piece on it.