Estate of Mr. Clyde Carr ... plan of topographical survey; Lake Forest, Illinois

Red and black pencil and ink on linen. Indicates elevations. Signed. 138 x 105 cm. Scale: 1:=20' [from photographic copy by Lance Burgharrdt]

Estate of Mr. Clyde Carr ... plan of topographical survey; Lake Forest, Illinois

Revised 4/14/16. H.T. Lindeberg, architect. Unsigned. 130 x 105 cm. Scale: 1"=20' [from photographic copy by Lance Burgharrdt]

Estate of Mr. Clyde Carr ... Preliminary sketch; Lake Forest, Illinois

Pencil on tracing paper. Signed. 64 x 54 cm. Scale: 1"=40' [from photographic copy by Lance Burgharrdt]

Revised location of garage. Estate of Clyde M. Carr, Esq.; Lake Forest, Illinois

H.T. Lindeberg, architect. Unsigned. 42 cm. x 40 cm. Scale: 1/20"=1' [from photographic copy by Lance Burgharrdt]

Plat of topographical survey of grounds of convalescent home for crippled children ... for Mrs. William J. Chalmers; Wheaton, Illinois

Ink on linen. Topographical lines, elevations; buildings, roads, trees, children's home by Howard Shaw. Signed. 106 cm. x 87 cm. Scale: 1"=50' [from photographic copy by Lance Burgharrdt]

Plan of the children's camp and detail of pool on the grounds of the Chicago Tuberculosis Sanitarium; Chicago, Illinois

Yellow and black ink on linen. Pool, campfires, camp sites, cross-sections of grades. Signed. 103 cm. x 51 cm. Scale: 1"=20' [from photographic copy by Lance Burgharrdt]

Detail plan of spring; Municipal Tuberculosis Sanitarium; Chicago, Illinois

Ink on linen. Unsigned. 59 cm. x 40 cm. Scale: 1"=2' [from photographic copy by Lance Burgharrdt]

Municipal Tuberculosis Sanitarium; Chicago, Illinois

Yellow and black ink on linen. Plan of rockwork and grades for pool; plan and elevation of vault for chlorinator. Unsigned. 93 cm. x 40 cm. Scales vary. [from photographic copy by Lance Burgharrdt]

Plan for toilet; Municipal Tuberculosis Sanitarium; Chicago, Illinois

Yellow and black ink on linen. Unsigned. 43 cm. x 43 cm. Scale: 1"=2' [from photographic copy by Lance Burgharrdt]

Greater West Park system. West Chicago Park Commission; [Chicago, Illinois]

Green, red and black ink on linen. Map of Chicago with parks, boulevards, municipal kitchen gardens. Signed. 132 cm. x 95 cm. Scale: 1"=1500' [from photographic copy by Lance Burgharrdt]

Planting plan; Columbus Park; Chicago, Illinois

Ink on linen. Type of plantings; notes. At lower left is key to orientation of sections A-D. Unsigned. 91 cm. x 87 cm. Scale: 1"=40' [from photographic copy by Lance Burgharrdt]

Planting plan for Columbus Park; Chicago, Illinois

Ink on linen. Type of plantings; notes. At upper left is key to orientation sections A-D. Unsigned. 87 cm. x 87 cm. Scale 1"=40' [from photographic copy by Lance Burgharrdt]

Section C. Planting plan for Columbus Park; Chicago, Illinois

Ink on linen. Type of plantings. Unsigned. 95 cm. x 85 cm. Scale: 1"=40' [from photographic copy by Lance Burgharrdt]

Preliminary planting plan; Columbus Park; Section D; Chicago, Illinois

Ink on linen. Location, type of plantings; notes. Key to orientation of sections A-D at upper right. Signed. 98 cm. x 75 cm. Scale: 1"=40' [from photographic copy by Lance Burgharrdt]

Planting plan for the playground area. Columbus Park; Chicago, Illinois

Ink on linen. Location, type of plantings, pools, footpaths, football field; notes. Signed. 172 cm. x 58 cm. Scale: 1"=20' [from photographic copy by Lance Burgharrdt]