A Collage:

T. Franklin Schneider At Mount Vernon Square

Left: Rooflines in the 1100 block of Sixth Street NW

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Windows In the 1100 Block of 6th Street NW:

Left: "Wishbone" Design With Replacement Sash

Right: "Arrowhead" Design. Apparently the detailing is stamped sheet metal which is beginning to rust.

Right: The "back buildings" of 501-519 L Street NW are as plain as the facades are detailed.
Left: Porch Roof Option Atop Rectangular Front Bay In 1100 Block Of Fifth Street NW.