Browsing by Subject/Keyword: year:
Morton Arboretum proposed sewer line (3.5625)
Date: 1970sType: Map
Description:Composite aerial survey map (4 sheets) showing the area from Leask Lane eastwards into the King's Grove. Sewer installations proposed and identifying legends have been mounted in the photos.
Extent: 1 sheet
[Planting map of Schulenberg Prairie] - possibly done by Ray Schulenberg? (3.6816)
Date: circa 1971Type: Map
Description:Planting dates and methods labeled in ink
Extent: 1 sheet in framed cardboard mount