South Farm Land Use [and topographic survey]
Publication InformationLisle, Illinois
Digitization StatusNot yet digitized
Dimensions55 cm W x 57 cm H (Item)
Scale1 inch = 50 feet
Date createdFebruary 13 1989
DescriptionFirst issued Dec.30,1988 showing the South Farm area and building layout; the collection lacks this issuance. Collection has issuance dated Feb.13,1989 on which true elevation points determined upon by Richard G. Hootman have been added. A subsequent copy of the map (3.5275) showing additions dated February 14, 1989 and March 3, 1989 is also represented in the collections. Contour lines linking elevation points and benchmark indicators were added by P.D.Kelsey under date of Feb. 14 and a subsurface drainage installation was added by R.G.Hootman under date of March 3.