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Topographical Map of Part of Thornhill Farm, DuPage County, Illinois (3.5231)
Date: 1920sCreator: Webster, Arthur L.
Type: Map
Description:Shows the Thornhill residential area and its immediate surroundings as they existed at date of issuance.
Extent: 1 sheet
Topographical Map of Part of Thornhill Farm, DuPage County, Illinois [annotated] (3.5232)
Date: 1920sCreator: Webster, Arthur L.
Type: Map
Description:Shows the Thornhill residential area and its immediate surroundings as they existed at date of issuance. This copy contains extensive annotations on recto and verso made by C.E. Godshalk. These treat early Arboretum plantings and other observations regarding layouts at Thornhill in 1921.
Extent: 1 sheet