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Topographical Plat of Portion of Land to be Used for Morton Arboretum, Lisle, Illinois (3.5237)
Date: July 1921Creator: O. C. Simonds & Co.
Type: Map
Description:Surveys topography east of Route 53. Locations are shown for eight species of existing woodland cover.
Extent: 1 sheet
Topographical Plat of Morton Arboretum, Lisle, Illinois [east] (3.5241)
Date: August 1921Creator: O. C. Simonds & Co.
Type: Map
Description:Topographic survey made 1921-1922. True elevations are given. Collection has varied issuances made during the survey. Final version has title statement centered at top of map. It shows the date as follows: "Aug. 1921 - MCH 1922". Preliminary versions show title in lower righthand corner of map and give Aug. 1921 only as date. Areas surveyed and completion of topographical detail vary in preliminary issuances. Water levels of the East Branch of the Dupage River are indicated for June 30, 1921.
This copy shows detail of east portion almost completely worked out.
Extent: 1 sheet
Topographical Plat of Portion of Land to be Used for Morton Arboretum, Lisle, Illinois, July 1921 (3.5245)
Date: July 1921Creator: O. C. Simonds & Co.
Type: Map
Description:Each sheet is individually titled. Area covered extends from western boundary eastward to the East Woods. True elevations are given. Native woodland cover is shown, and legend identifies eight species of trees.
Extent: 2 sheets mounted as one map
Topographical Plat of Portion of Land to be Used for Morton Arboretum, Lisle, Illinois, July 1921-October 1922 (3.5246)
Date: July 1921 – October 1922Creator: O. C. Simonds & Co.
Type: Map
Description:Sheet titles vary. The first sheet has title shown above and subtitle: Sheet No. 2. The second sheet: Topographical Plat, Morton Arboretum, sheet No. 3. The third sheet: Topographical Plat, Morton Arboretum, sheet No. 4. The three sheets are attached as one map. True elevations are given. Survey covers the east portion of the Arboretum only. Topographical data are provided in the areas planned for road development only, and roadways have been marked with color. Native woodland cover is shown, with 14 species identified.
Extent: 3 sheets mounted as 1 map