Lancet
Windows - Tall narrow Gothic windows with sharply pointed arched
tops.
Lap Siding - See
clapboard. Also called weatherboard.
Leaded Glass
Window - A window having small panes of various decorative
shapes held in place by pieces of lead; glass may be clear, etched,
stained or beveled.
Lintel - A horizontal
beam over a door or window which carries the weight of the wall
above; usually made of stone or wood.