Christopher Dunn addressing group at Swink-Wilhelm book signing at Thornhill (3.3966)

Date: September 9 1994
Creator: Nachel, Jim
Type: Photographic image
Description:Christopher Dunn addressing group at Swink-Wilhelm book signing at Thornhill
Extent: 1 photograph

Christopher Dunn addressing group at Swink-Wilhelm book signing at Thornhill - closeup shot (Jerry Wilhelm and Floyd Swink seated) (3.3969)

Date: September 9 1994
Creator: Nachel, Jim
Type: Photographic image
Description:Christopher Dunn addressing group at Swink-Wilhelm book signing at Thornhill - closeup shot (Jerry Wilhelm and Floyd Swink seated)
Extent: 1 photograph

The Care of Trees giving The Morton Arboretum a check for Dr. Gary Watson's research on roots (3.4062)

Date: 1990s
Type: Photographic image
Description:The Care of Trees giving The Morton Arboretum a check for Dr. Gary Watson's research on roots, group standing outside near Hedge Collection
(L to R): Gerry Donnelly, Gary Watson, Larry Hall (Vice President, The Care of Trees), John Hendricksen (President, The Care of Trees), Christopher Dunn
Extent: 1 photograph

Green Nature, Human Nature book signing in Sterling Morton Library, Charles Lewis signing, Gerry Donnelly and Christopher Dunn standing (3.4177)

Date: May – June 1996
Type: Photographic image
Description:Green Nature, Human Nature book signing in Sterling Morton Library, Charles Lewis signing, Gerry Donnelly and Christopher Dunn standing
Extent: 1 photograph

Green Nature, Human Nature book signing in Sterling Morton Library, Charles Lewis seated, Gerry Donnelly and Christopher Dunn standing (3.4178)

Date: May – June 1996
Type: Photographic image
Description:Green Nature, Human Nature book signing in Sterling Morton Library, Charles Lewis seated, Gerry Donnelly and Christopher Dunn standing
Extent: 1 photograph

Green Nature, Human Nature book signing in Sterling Morton Library, Christopher Dunn speaking to Dilip Das in the May T. Watts Reading Garden (3.4184)

Date: May – June 1996
Type: Photographic image
Description:Green Nature, Human Nature book signing in Sterling Morton Library, Christopher Dunn speaking to Dilip Das in the May T. Watts Reading Garden
(L to R): Dilip Das, Christopher Dunn
Extent: 1 photograph

John Hendricksen presenting check in Hedge Garden for Gary Watson's research into root damage caused by construction activities (3.4540)

Date: 1990s
Type: Photographic image
Description:John Hendricksen presenting check in Hedge Garden for Gary Watson's research into root damage caused by construction activities
(L to R): Gerry Donnelly, Gary Watson, Larry Hall, John Hendricksen, Christopher Dunn
Extent: 1 photograph

George Ware Retirement Party in Founders Room - Christopher Dunn presenting gift to George Ware (3.4616)

Date: 1994
Type: Photographic image
Description:George Ware Retirement Party in Founders Room - Christopher Dunn presenting gift to George Ware

George Ware Retirement Party in Founders Room - George Ware, Christopher Dunn, John Ware (3.4633)

Date: 1994
Type: Photographic image
Description:George Ware Retirement Party in Founders Room - George Ware, Christopher Dunn, John Ware

George Ware Retirement Party in Founders Room - (L to R): Gary Watson, George Ware, Christopher Dunn, Virgil Howe (3.4635)

Date: 1994
Type: Photographic image
Description:George Ware Retirement Party in Founders Room - (L to R): Gary Watson, George Ware, Christopher Dunn, Virgil Howe

George Ware Retirement Party in Founders Room - Research staff at Ware retirement - (Standing L to R): Gary Watson, Bill Wetzel, Pat Kelsey, Linda Masters, Rose Rieger, Steve Messenger, Tom Green, Jerry Wilhlem (Seated L to R): Virgil Howe, George Ware, Fay Wheatman, Christopher Dunn (3.4655)

Date: 1994
Type: Photographic image
Description:George Ware Retirement Party in Founders Room - Research staff at Ware retirement - (Standing L to R): Gary Watson, Bill Wetzel, Pat Kelsey, Linda Masters, Rose Rieger, Steve Messenger, Tom Green, Jerry Wilhlem (Seated L to R): Virgil Howe, George Ware, Fay Wheatman, Christopher Dunn

George Ware Retirement Party in Founders Room - Arboretum cap - Christopher Dunn and Nancy Stieber (3.4662)

Date: 1994
Type: Photographic image
Description:George Ware Retirement Party in Founders Room - Arboretum cap - Christopher Dunn and Nancy Stieber

Christopher Dunn, headshot, looking right (3.4893)

Date: March 1994
Creator: Nachel, Jim
Type: Photographic image
Description:Christopher Dunn, headshot, looking right
Extent: 1 photograph

Christopher Dunn, headshot, looking center (3.4895)

Date: March 1994
Creator: Nachel, Jim
Type: Photographic image
Description:Christopher Dunn, headshot, looking center
Extent: 1 photograph

Christopher Dunn, headshot, smiling (3.4896)

Date: March 1994
Creator: Nachel, Jim
Type: Photographic image
Description:Christopher Dunn, headshot, smiling
Extent: 1 photograph

1995/02/03: Mike Spravka to George Ware et al. (3.38003)

Date: February 3 1995
Type: Document
Description:Arboretum memo from Mike Spravka to George Ware, Kris Bachtell, Carol Doty, Bill Dreyer, Christopher Dunn, Ed Hedborn, Pattie Jelen, Scott Mehaffey, Linda Sanford, Tish Sparrowe, Peter Van Der Linden, and Gary Watson concerning revisions to the Tree Evaluation Plot Collection which the public uses to select trees suitable for urban and suburban areas.  A 1994-1995 Index Seminum of seeds collected from natural populations in the United States is attached to the memo and addressed to Dr. Ware.
Extent: 7 sheets

Temporal instability in Chicago's upland old growth forests (3.55254)

Date: 2005
Creator: Bowles, Marlin L., Jones, Mike, McBride, Jenny, Bell, Timothy J., Dunn, Christopher P., Burke, Christopher B.
Type: Article

1997/06/17: Jeffrey R. Short Jr. to Dr. Christopher Dunn (3.57412)

Date: June 17 1997
Creator: Short Jr., Jeffrey R.
Type: Document
Description:Letter from Jeffrey R. Short, Jr. to Dr. Christopher Dunn providing his thoughts on the success or failure of various tree species received from the Morton Arboretum. Included with the letter are two completed Members' Cooperative Research Program evaluation forms from Jeffrey Short listing when the trees were purchased from the Arboretum and their current condition. Dr. George Ware is cc'd in the letter.
Extent: 3 sheets

Phytosociological and ordination analyses of the tree stratum of the beech-maple forest type (3.57462)

Date: 1978
Creator: Dunn, Christopher P.
Type: Article

Catastrophic wind disturbance in an old-growth hemlock-hardwood forest, Wisconsin (3.57463)

Date: 1983
Creator: Dunn, Christopher P.
Type: Article

Shrub layer response to death of Ulmus americana in southeastern Wisconsin lowland forests (3.57464)

Date: 1986
Creator: Dunn, Christopher P.
Type: Article

Post-settlement changes in tree composition of southeastern Wisconsin forested wetlands (3.57465)

Date: 1987
Creator: Dunn, Christopher P.
Type: Article

Relationship of vegetation layers to soils in southeastern Wisconsin forested wetlands (3.57466)

Date: 1987
Creator: Dunn, Christopher P.
Type: Article

A comparison of floodplain and basin forested wetlands and soils of southeastern Wisconsin (3.57467)

Date: 1987
Creator: Dunn, Christopher P.
Type: Article

Response of wetland herbaceous communities to gradients of light and substrate following disturbance by thermal pollution (3.57468)

Date: 1987
Creator: Dunn, Christopher P.
Type: Article

Species-area parameter estimation: testing the null model of lack of relationship (3.57470)

Date: 1988
Creator: Dunn, Christopher P.
Type: Article

The history of Murdannia keisak (Commelinaceae) in the southeastern United States (3.57471)

Date: 1990
Creator: Dunn, Christopher P.
Type: Article

The relationship of light and plant geometry to self-thinning of an aquatic annual herb, Murdannia keisak (Commelinaceae) (3.57472)

Date: 1990
Creator: Dunn, Christopher P.
Type: Article

Population structure, biomass allocations, and phenotypic plasticity in Murdannia keisak (Commelinaceae) (3.57473)

Date: 1990
Creator: Dunn, Christopher P.
Type: Article

Effects of site, landscape features, and fire regime on vegetation patterns in presettlement southern Wisconsin (3.57474)

Date: 1991
Creator: Dunn, Christopher P.
Type: Article

Ecological benefits of the Conservation Reserve Program (3.57475)

Date: 1993
Creator: Dunn, Christopher P.
Type: Article

Gaps in GAP (3.57476)

Date: 1994
Creator: Dunn, Christopher P.
Type: Article

Corridors for wildlife (letter to Editor) (3.57477)

Date: 1996
Creator: Dunn, Christopher P.
Type: Article

Endangered species: "Hot Spots" (3.57478)

Date: 1997
Creator: Dunn, Christopher P., Bowles, Marlin L.
Type: Article

Diversity and abundance of springtails (Insecta:Collembola) in native and restored tallgrass prairies (3.57479)

Date: 1998
Creator: Dunn, Christopher P., Brand, Raymond H.
Type: Article

Structural composition and species richness indices for upland forests of the Illinois Chicago Region (3.57480)

Date: 2000
Creator: Dunn, Christopher P., Bowles, Marlin L., McBride, Jenny, Bell, Timothy J., Jones, Mike
Type: Article