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The Morton Arboretum
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MapHidden Lake Forest Preserve, Exhibit 1: Arboretum-Forest Preserve District Cooperative Research Program Space Study

April 23 1985

Forest Preserve District of DuPage County

MapHidden Lake Forest Preserve [site survey, ecological reconstruction, ecosystems/ecological value, slope, hydrology, soils, minerals, cultural improvements, and neighboring land use]

circa 1975

Forest Preserve District of DuPage County

PlanHidden Lake master development plan

1980s

Forest Preserve District of DuPage County

MapHidden Lake Forest Preserve: proposed site & grading plan

July 1 1983

Ralph F. Gross & Son Associates, Inc.

MapProposed topsoil stockpile area, Hidden Lake Forest Preserve

August 28 1984

Forest Preserve District of DuPage County

MapTollway wetland and lake development, Hidden Lake Forest Preserve

June 17 1986

Forest Preserve District of DuPage County

MapHidden Lake Forest Preserve [Exhibit 1: Arboretum-Forest Preserve District Cooperative Research Program Space Study]

April 1984

Forest Preserve District of DuPage County

MapHidden Lake Forest Preserve [site survey, ecological reconstruction, ecosystems/ecological value, slope, hydrology, soils, minerals, cultural improvements, and neighboring land use]

circa 1975

Forest Preserve District of DuPage County

MapHidden Lake Forest Preserve, Exhibit 1: Arboretum-Forest Preserve District Cooperative Research Program [Space Study]

April 23 1985

Forest Preserve District of DuPage County

Plan[Proposed foot/bike bridge and ramp across Route 53 north of Park Blvd.]

Tyznik, Anthony

Plan[Proposed foot/bike bridge and ramp across Route 53 north of Park Blvd.]

Tyznik, Anthony

MapGrant of drainage easement

May 2 1988

Gentile, Frank

MapGrant of drainage easement

May 2 1988

Gentile, Frank

MapPlat of Survey [Hidden Lake Area]

March 29 1977

Steinbrecher Jr., Harold F.

MapPlat of survey [Hidden Lake Area] [revision]

April 4 1977

Steinbrecher Jr., Harold F.

MapPlat of Survey of the DuPage County Forest Preserve District Proposed Acquisition of the Johnson Estate in Sections 25, 26, 35 & 36, Twp. 39 N., Range 10 East of the Third Principal Meridian

April 4 1977

Steinbrecher Jr., Harold F.

MapConceptual trail design; Danada to Hidden Lake regional trail

September 10 1996

Forest Preserve District of DuPage County

Photographic imageMorton Arboretum Forest Preserve

May 1993

Forest Preserve District of DuPage County

PlanTollway Wetland and Lake Development - Conceptual Grading Plan - Hidden Lake Forest Preserve

June 17 1986

Forest Preserve District of DuPage County

DocumentDocument Excerpt [Hidden Lake Parcel]

DocumentReport to the Forest Preserve District for 1990 [Draft]

1990

The Morton Arboretum

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