St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Schematic Design Drawing of Roof and Steeple Section Study], untitled. Black and green ink and red pencil sketch on black-line print, 26 1/2 x 25 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Conceptual Sketch of Roof], untitled. Black and blue ink sketch on tracing paper, 24x33 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Conceptual Sketch of Roof], untitled. Blue ink sketch on tracing paper, 18 x 31 3/4 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Conceptual Sketch], untitled. Green ink sketch on tracing paper, 12x19 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Conceptual Sketches], untitled. Blue ink sketches on tracing paper, 18x17 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Schematic Design Drawing of Steeple Section], untitled. Green marker coloring on black-line print, 8 1/2 x 11 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Conceptual Sketches of Roof], untitled. Ink sketches on tracing paper, initialed, 12 x 21 1/4 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Conceptual Sketches of Steeple], untitled. Blue ink sketches with purple marker coloring on tracing paper, 18x27 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Early Conceptual Sketch], untitled. Blue ink sketch on steno pad paper, 6x9 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Conceptual Sketches of Eternal Flame], untitled. Blue and brown ink sketches on tracing paper, 12x29 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Conceptual Sketch of Entrance Door Elevation], untitled. Brown ink sketch on tracing paper, 12 x 24 1/4 inches [from photographic copy by Lance Burgharrdt]

St. Peter's Lutheran Church, Columbus, Indiana, 1980-1988

[Conceptual Sketch of Pew], untitled. Blue ink sketch on tracing paper, 12x12 inches [from photographic copy by Lance Burgharrdt]

Albion Church (Grace Lutheran Church), Albion, Michigan, 1960 (unbuilt project)

[Schematic Design Drawing of Floor Plan and Elevation], untitled. Pencil and colored pencil drawing on vellum, 24x36 inches [from photographic copy by Lance Burgharrdt]

Church of the Servant, Kentwood, Michigan, 1988-1994

[Conceptual Sketch of Elevation], untitled. Ink sketch on tracing paper with marker coloring, 12 x 29 1/2 inches [from photographic copy by Lance Burgharrdt]

Church of the Servant, Kentwood, Michigan, 1988-1994

[Conceptual Sketches of Elevations], untitled. Ink sketches on two sheets of tracing paper with marker coloring, one initialed, 12x41 & 12x42 inches [from photographic copy by Lance Burgharrdt]